Home / 91,905,668,805.15-137,575,754,167.43-59,965,567,045.20

Finding the Fourth Proportional to 91,905,668,805.15, 137,575,754,167.43 and 59,965,567,045.20

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Solution

The fourth proportional to 91,905,668,805.15, 137,575,754,167.43 and 59,965,567,045.20 is: 89,763,865,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,905,668,805.15 : 137,575,754,167.43 = 59,965,567,045.20 : x
  2. Step 2: Convert to fraction form
    91,905,668,805.15/137,575,754,167.43 = 59,965,567,045.20/x
  3. Step 3: Cross multiply
    91,905,668,805.15x = 137,575,754,167.43 × 59,965,567,045.20
  4. Step 4: Simplify right side
    91,905,668,805.15x = 8,249,808,110,320,976,134,144
  5. Step 5: Solve for x
    x = 8,249,808,110,320,976,134,144/91,905,668,805.15
  6. Step 6: Final answer
    x = 89,763,865,685.06

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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.