Home / 402,178,384.60-603,566,175.30-160,015,082.20

Finding the Fourth Proportional to 402,178,384.60, 603,566,175.30 and 160,015,082.20

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Solution

The fourth proportional to 402,178,384.60, 603,566,175.30 and 160,015,082.20 is: 240,141,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,178,384.60 : 603,566,175.30 = 160,015,082.20 : x
  2. Step 2: Convert to fraction form
    402,178,384.60/603,566,175.30 = 160,015,082.20/x
  3. Step 3: Cross multiply
    402,178,384.60x = 603,566,175.30 × 160,015,082.20
  4. Step 4: Simplify right side
    402,178,384.60x = 96,579,691,153,769,088
  5. Step 5: Solve for x
    x = 96,579,691,153,769,088/402,178,384.60
  6. Step 6: Final answer
    x = 240,141,426.92

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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.