Home / 90,804,562.90-136,206,844.35-60,413,881.30

Finding the Fourth Proportional to 90,804,562.90, 136,206,844.35 and 60,413,881.30

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Solution

The fourth proportional to 90,804,562.90, 136,206,844.35 and 60,413,881.30 is: 90,620,821.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,804,562.90 : 136,206,844.35 = 60,413,881.30 : x
  2. Step 2: Convert to fraction form
    90,804,562.90/136,206,844.35 = 60,413,881.30/x
  3. Step 3: Cross multiply
    90,804,562.90x = 136,206,844.35 × 60,413,881.30
  4. Step 4: Simplify right side
    90,804,562.90x = 8,228,784,126,808,475
  5. Step 5: Solve for x
    x = 8,228,784,126,808,475/90,804,562.90
  6. Step 6: Final answer
    x = 90,620,821.95

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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.