Home / 104,976,282.30-157,464,423.45-66,807,008.70

Finding the Fourth Proportional to 104,976,282.30, 157,464,423.45 and 66,807,008.70

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Solution

The fourth proportional to 104,976,282.30, 157,464,423.45 and 66,807,008.70 is: 100,210,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,282.30 : 157,464,423.45 = 66,807,008.70 : x
  2. Step 2: Convert to fraction form
    104,976,282.30/157,464,423.45 = 66,807,008.70/x
  3. Step 3: Cross multiply
    104,976,282.30x = 157,464,423.45 × 66,807,008.70
  4. Step 4: Simplify right side
    104,976,282.30x = 10,519,727,107,364,634
  5. Step 5: Solve for x
    x = 10,519,727,107,364,634/104,976,282.30
  6. Step 6: Final answer
    x = 100,210,513.05

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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.