Home / 66,430,267.30-99,645,400.95-40,602,234.70

Finding the Fourth Proportional to 66,430,267.30, 99,645,400.95 and 40,602,234.70

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Solution

The fourth proportional to 66,430,267.30, 99,645,400.95 and 40,602,234.70 is: 60,903,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,267.30 : 99,645,400.95 = 40,602,234.70 : x
  2. Step 2: Convert to fraction form
    66,430,267.30/99,645,400.95 = 40,602,234.70/x
  3. Step 3: Cross multiply
    66,430,267.30x = 99,645,400.95 × 40,602,234.70
  4. Step 4: Simplify right side
    66,430,267.30x = 4,045,825,956,147,503.50
  5. Step 5: Solve for x
    x = 4,045,825,956,147,503.50/66,430,267.30
  6. Step 6: Final answer
    x = 60,903,352.05

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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.