Home / 66,495,228.30-99,742,842.45-63,660,876.30

Finding the Fourth Proportional to 66,495,228.30, 99,742,842.45 and 63,660,876.30

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Solution

The fourth proportional to 66,495,228.30, 99,742,842.45 and 63,660,876.30 is: 95,491,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,495,228.30 : 99,742,842.45 = 63,660,876.30 : x
  2. Step 2: Convert to fraction form
    66,495,228.30/99,742,842.45 = 63,660,876.30/x
  3. Step 3: Cross multiply
    66,495,228.30x = 99,742,842.45 × 63,660,876.30
  4. Step 4: Simplify right side
    66,495,228.30x = 6,349,716,755,019,839
  5. Step 5: Solve for x
    x = 6,349,716,755,019,839/66,495,228.30
  6. Step 6: Final answer
    x = 95,491,314.45

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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.