Home / 90,287,081.76-124,606,809.41-53,617,652.76

Finding the Fourth Proportional to 90,287,081.76, 124,606,809.41 and 53,617,652.76

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Solution

The fourth proportional to 90,287,081.76, 124,606,809.41 and 53,617,652.76 is: 73,998,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,081.76 : 124,606,809.41 = 53,617,652.76 : x
  2. Step 2: Convert to fraction form
    90,287,081.76/124,606,809.41 = 53,617,652.76/x
  3. Step 3: Cross multiply
    90,287,081.76x = 124,606,809.41 × 53,617,652.76
  4. Step 4: Simplify right side
    90,287,081.76x = 6,681,124,638,208,792
  5. Step 5: Solve for x
    x = 6,681,124,638,208,792/90,287,081.76
  6. Step 6: Final answer
    x = 73,998,677.42

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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.