Home / 67,584,051.60-101,376,077.40-66,240,358.80

Finding the Fourth Proportional to 67,584,051.60, 101,376,077.40 and 66,240,358.80

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Solution

The fourth proportional to 67,584,051.60, 101,376,077.40 and 66,240,358.80 is: 99,360,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,584,051.60 : 101,376,077.40 = 66,240,358.80 : x
  2. Step 2: Convert to fraction form
    67,584,051.60/101,376,077.40 = 66,240,358.80/x
  3. Step 3: Cross multiply
    67,584,051.60x = 101,376,077.40 × 66,240,358.80
  4. Step 4: Simplify right side
    67,584,051.60x = 6,715,187,740,712,571
  5. Step 5: Solve for x
    x = 6,715,187,740,712,571/67,584,051.60
  6. Step 6: Final answer
    x = 99,360,538.20

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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.