Home / 67,484,145.60-101,226,218.40-49,435,531.20

Finding the Fourth Proportional to 67,484,145.60, 101,226,218.40 and 49,435,531.20

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Solution

The fourth proportional to 67,484,145.60, 101,226,218.40 and 49,435,531.20 is: 74,153,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484,145.60 : 101,226,218.40 = 49,435,531.20 : x
  2. Step 2: Convert to fraction form
    67,484,145.60/101,226,218.40 = 49,435,531.20/x
  3. Step 3: Cross multiply
    67,484,145.60x = 101,226,218.40 × 49,435,531.20
  4. Step 4: Simplify right side
    67,484,145.60x = 5,004,171,877,971,215
  5. Step 5: Solve for x
    x = 5,004,171,877,971,215/67,484,145.60
  6. Step 6: Final answer
    x = 74,153,296.80

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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.