Home / 90,008,645.28-124,212,526.90-48,755,537.68

Finding the Fourth Proportional to 90,008,645.28, 124,212,526.90 and 48,755,537.68

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Solution

The fourth proportional to 90,008,645.28, 124,212,526.90 and 48,755,537.68 is: 67,282,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,008,645.28 : 124,212,526.90 = 48,755,537.68 : x
  2. Step 2: Convert to fraction form
    90,008,645.28/124,212,526.90 = 48,755,537.68/x
  3. Step 3: Cross multiply
    90,008,645.28x = 124,212,526.90 × 48,755,537.68
  4. Step 4: Simplify right side
    90,008,645.28x = 6,056,048,535,600,964
  5. Step 5: Solve for x
    x = 6,056,048,535,600,964/90,008,645.28
  6. Step 6: Final answer
    x = 67,282,965.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.