Home / 66,437,784.80-99,656,677.20-62,186,256.80

Finding the Fourth Proportional to 66,437,784.80, 99,656,677.20 and 62,186,256.80

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Solution

The fourth proportional to 66,437,784.80, 99,656,677.20 and 62,186,256.80 is: 93,279,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,437,784.80 : 99,656,677.20 = 62,186,256.80 : x
  2. Step 2: Convert to fraction form
    66,437,784.80/99,656,677.20 = 62,186,256.80/x
  3. Step 3: Cross multiply
    66,437,784.80x = 99,656,677.20 × 62,186,256.80
  4. Step 4: Simplify right side
    66,437,784.80x = 6,197,275,720,193,905
  5. Step 5: Solve for x
    x = 6,197,275,720,193,905/66,437,784.80
  6. Step 6: Final answer
    x = 93,279,385.20

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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.