Home / 145,156,776.10-217,735,164.15-64,535,208.10

Finding the Fourth Proportional to 145,156,776.10, 217,735,164.15 and 64,535,208.10

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Solution

The fourth proportional to 145,156,776.10, 217,735,164.15 and 64,535,208.10 is: 96,802,812.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,776.10 : 217,735,164.15 = 64,535,208.10 : x
  2. Step 2: Convert to fraction form
    145,156,776.10/217,735,164.15 = 64,535,208.10/x
  3. Step 3: Cross multiply
    145,156,776.10x = 217,735,164.15 × 64,535,208.10
  4. Step 4: Simplify right side
    145,156,776.10x = 14,051,584,129,107,910
  5. Step 5: Solve for x
    x = 14,051,584,129,107,910/145,156,776.10
  6. Step 6: Final answer
    x = 96,802,812.15

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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.