Home / 132,899,118.40-199,386,002.40-64,744,033.60

Finding the Fourth Proportional to 132,899,118.40, 199,386,002.40 and 64,744,033.60

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Solution

The fourth proportional to 132,899,118.40, 199,386,002.40 and 64,744,033.60 is: 97,134,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,899,118.40 : 199,386,002.40 = 64,744,033.60 : x
  2. Step 2: Convert to fraction form
    132,899,118.40/199,386,002.40 = 64,744,033.60/x
  3. Step 3: Cross multiply
    132,899,118.40x = 199,386,002.40 × 64,744,033.60
  4. Step 4: Simplify right side
    132,899,118.40x = 12,909,054,038,755,282
  5. Step 5: Solve for x
    x = 12,909,054,038,755,282/132,899,118.40
  6. Step 6: Final answer
    x = 97,134,233.80

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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.