Home / 1,394,689,457.40-2,092,034,186.10-910,960,049.40

Finding the Fourth Proportional to 1,394,689,457.40, 2,092,034,186.10 and 910,960,049.40

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Solution

The fourth proportional to 1,394,689,457.40, 2,092,034,186.10 and 910,960,049.40 is: 1,366,440,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,689,457.40 : 2,092,034,186.10 = 910,960,049.40 : x
  2. Step 2: Convert to fraction form
    1,394,689,457.40/2,092,034,186.10 = 910,960,049.40/x
  3. Step 3: Cross multiply
    1,394,689,457.40x = 2,092,034,186.10 × 910,960,049.40
  4. Step 4: Simplify right side
    1,394,689,457.40x = 1,905,759,565,516,144,640
  5. Step 5: Solve for x
    x = 1,905,759,565,516,144,640/1,394,689,457.40
  6. Step 6: Final answer
    x = 1,366,440,074.10

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Double scale
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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.