Home / 1,034,436,426.70-1,551,654,640.05-646,697,073.10

Finding the Fourth Proportional to 1,034,436,426.70, 1,551,654,640.05 and 646,697,073.10

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Solution

The fourth proportional to 1,034,436,426.70, 1,551,654,640.05 and 646,697,073.10 is: 970,045,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,436,426.70 : 1,551,654,640.05 = 646,697,073.10 : x
  2. Step 2: Convert to fraction form
    1,034,436,426.70/1,551,654,640.05 = 646,697,073.10/x
  3. Step 3: Cross multiply
    1,034,436,426.70x = 1,551,654,640.05 × 646,697,073.10
  4. Step 4: Simplify right side
    1,034,436,426.70x = 1,003,450,514,182,369,024
  5. Step 5: Solve for x
    x = 1,003,450,514,182,369,024/1,034,436,426.70
  6. Step 6: Final answer
    x = 970,045,609.65

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Double scale
Find fourth proportional to 1,034,436,427.70, 1,551,654,641.55 and 646,697,074.10
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.