Home / 91,939,293,001.20-137,908,939,501.80-91,939,293,001.20

Finding the Fourth Proportional to 91,939,293,001.20, 137,908,939,501.80 and 91,939,293,001.20

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Solution

The fourth proportional to 91,939,293,001.20, 137,908,939,501.80 and 91,939,293,001.20 is: 137,908,939,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,939,293,001.20 : 137,908,939,501.80 = 91,939,293,001.20 : x
  2. Step 2: Convert to fraction form
    91,939,293,001.20/137,908,939,501.80 = 91,939,293,001.20/x
  3. Step 3: Cross multiply
    91,939,293,001.20x = 137,908,939,501.80 × 91,939,293,001.20
  4. Step 4: Simplify right side
    91,939,293,001.20x = 12,679,250,396,340,753,006,592
  5. Step 5: Solve for x
    x = 12,679,250,396,340,753,006,592/91,939,293,001.20
  6. Step 6: Final answer
    x = 137,908,939,501.80

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1.5x scale

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.