Home / 66,430,300.80-99,645,451.20-62,125,628.70

Finding the Fourth Proportional to 66,430,300.80, 99,645,451.20 and 62,125,628.70

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Solution

The fourth proportional to 66,430,300.80, 99,645,451.20 and 62,125,628.70 is: 93,188,443.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,300.80 : 99,645,451.20 = 62,125,628.70 : x
  2. Step 2: Convert to fraction form
    66,430,300.80/99,645,451.20 = 62,125,628.70/x
  3. Step 3: Cross multiply
    66,430,300.80x = 99,645,451.20 × 62,125,628.70
  4. Step 4: Simplify right side
    66,430,300.80x = 6,190,536,302,895,170
  5. Step 5: Solve for x
    x = 6,190,536,302,895,170/66,430,300.80
  6. Step 6: Final answer
    x = 93,188,443.05

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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.