Home / 66,529,307.10-99,793,960.65-65,633,511.90

Finding the Fourth Proportional to 66,529,307.10, 99,793,960.65 and 65,633,511.90

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Solution

The fourth proportional to 66,529,307.10, 99,793,960.65 and 65,633,511.90 is: 98,450,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,307.10 : 99,793,960.65 = 65,633,511.90 : x
  2. Step 2: Convert to fraction form
    66,529,307.10/99,793,960.65 = 65,633,511.90/x
  3. Step 3: Cross multiply
    66,529,307.10x = 99,793,960.65 × 65,633,511.90
  4. Step 4: Simplify right side
    66,529,307.10x = 6,549,828,103,869,907
  5. Step 5: Solve for x
    x = 6,549,828,103,869,907/66,529,307.10
  6. Step 6: Final answer
    x = 98,450,267.85

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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.