Home / 98,005,402.90-147,007,107.66-25,221,900.70

Finding the Fourth Proportional to 98,005,402.90, 147,007,107.66 and 25,221,900.70

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Solution

The fourth proportional to 98,005,402.90, 147,007,107.66 and 25,221,900.70 is: 37,832,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,005,402.90 : 147,007,107.66 = 25,221,900.70 : x
  2. Step 2: Convert to fraction form
    98,005,402.90/147,007,107.66 = 25,221,900.70/x
  3. Step 3: Cross multiply
    98,005,402.90x = 147,007,107.66 × 25,221,900.70
  4. Step 4: Simplify right side
    98,005,402.90x = 3,707,798,671,594,729
  5. Step 5: Solve for x
    x = 3,707,798,671,594,729/98,005,402.90
  6. Step 6: Final answer
    x = 37,832,594.55

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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.