Home / 1,034,243,300.70-1,551,364,951.05-905,103,137.70

Finding the Fourth Proportional to 1,034,243,300.70, 1,551,364,951.05 and 905,103,137.70

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Solution

The fourth proportional to 1,034,243,300.70, 1,551,364,951.05 and 905,103,137.70 is: 1,357,654,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,243,300.70 : 1,551,364,951.05 = 905,103,137.70 : x
  2. Step 2: Convert to fraction form
    1,034,243,300.70/1,551,364,951.05 = 905,103,137.70/x
  3. Step 3: Cross multiply
    1,034,243,300.70x = 1,551,364,951.05 × 905,103,137.70
  4. Step 4: Simplify right side
    1,034,243,300.70x = 1,404,145,284,913,161,984
  5. Step 5: Solve for x
    x = 1,404,145,284,913,161,984/1,034,243,300.70
  6. Step 6: Final answer
    x = 1,357,654,706.55

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Double scale
Find fourth proportional to 1,034,243,301.70, 1,551,364,952.55 and 905,103,138.70
Similar ratio
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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.