Home / 1,013,067,585.46-1,398,905,771.16-637,350,423.73

Finding the Fourth Proportional to 1,013,067,585.46, 1,398,905,771.16 and 637,350,423.73

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Solution

The fourth proportional to 1,013,067,585.46, 1,398,905,771.16 and 637,350,423.73 is: 880,092,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,067,585.46 : 1,398,905,771.16 = 637,350,423.73 : x
  2. Step 2: Convert to fraction form
    1,013,067,585.46/1,398,905,771.16 = 637,350,423.73/x
  3. Step 3: Cross multiply
    1,013,067,585.46x = 1,398,905,771.16 × 637,350,423.73
  4. Step 4: Simplify right side
    1,013,067,585.46x = 891,593,186,008,567,296
  5. Step 5: Solve for x
    x = 891,593,186,008,567,296/1,013,067,585.46
  6. Step 6: Final answer
    x = 880,092,502.03

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Half scale
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Double scale
Find fourth proportional to 1,013,067,586.46, 1,398,905,772.54 and 637,350,424.73
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.