Home / 91,815,315,000.90-137,722,972,501.35-91,815,315,000.90

Finding the Fourth Proportional to 91,815,315,000.90, 137,722,972,501.35 and 91,815,315,000.90

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Solution

The fourth proportional to 91,815,315,000.90, 137,722,972,501.35 and 91,815,315,000.90 is: 137,722,972,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,815,315,000.90 : 137,722,972,501.35 = 91,815,315,000.90 : x
  2. Step 2: Convert to fraction form
    91,815,315,000.90/137,722,972,501.35 = 91,815,315,000.90/x
  3. Step 3: Cross multiply
    91,815,315,000.90x = 137,722,972,501.35 × 91,815,315,000.90
  4. Step 4: Simplify right side
    91,815,315,000.90x = 12,645,078,103,071,737,774,080
  5. Step 5: Solve for x
    x = 12,645,078,103,071,737,774,080/91,815,315,000.90
  6. Step 6: Final answer
    x = 137,722,972,501.35

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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.