Home / 131,490,284.20-197,235,426.30-59,686,700.20

Finding the Fourth Proportional to 131,490,284.20, 197,235,426.30 and 59,686,700.20

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Solution

The fourth proportional to 131,490,284.20, 197,235,426.30 and 59,686,700.20 is: 89,530,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,490,284.20 : 197,235,426.30 = 59,686,700.20 : x
  2. Step 2: Convert to fraction form
    131,490,284.20/197,235,426.30 = 59,686,700.20/x
  3. Step 3: Cross multiply
    131,490,284.20x = 197,235,426.30 × 59,686,700.20
  4. Step 4: Simplify right side
    131,490,284.20x = 11,772,331,758,387,296
  5. Step 5: Solve for x
    x = 11,772,331,758,387,296/131,490,284.20
  6. Step 6: Final answer
    x = 89,530,050.30

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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.