Home / 727,913,423.60-1,091,870,135.40-598,666,972.40

Finding the Fourth Proportional to 727,913,423.60, 1,091,870,135.40 and 598,666,972.40

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Solution

The fourth proportional to 727,913,423.60, 1,091,870,135.40 and 598,666,972.40 is: 898,000,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,913,423.60 : 1,091,870,135.40 = 598,666,972.40 : x
  2. Step 2: Convert to fraction form
    727,913,423.60/1,091,870,135.40 = 598,666,972.40/x
  3. Step 3: Cross multiply
    727,913,423.60x = 1,091,870,135.40 × 598,666,972.40
  4. Step 4: Simplify right side
    727,913,423.60x = 653,666,588,213,896,064
  5. Step 5: Solve for x
    x = 653,666,588,213,896,064/727,913,423.60
  6. Step 6: Final answer
    x = 898,000,458.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.