Home / 932,555,666.18-1,287,039,681.18-530,767,110.24

Finding the Fourth Proportional to 932,555,666.18, 1,287,039,681.18 and 530,767,110.24

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Solution

The fourth proportional to 932,555,666.18, 1,287,039,681.18 and 530,767,110.24 is: 732,522,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,555,666.18 : 1,287,039,681.18 = 530,767,110.24 : x
  2. Step 2: Convert to fraction form
    932,555,666.18/1,287,039,681.18 = 530,767,110.24/x
  3. Step 3: Cross multiply
    932,555,666.18x = 1,287,039,681.18 × 530,767,110.24
  4. Step 4: Simplify right side
    932,555,666.18x = 683,118,332,344,119,552
  5. Step 5: Solve for x
    x = 683,118,332,344,119,552/932,555,666.18
  6. Step 6: Final answer
    x = 732,522,847.82

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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.