Home / 102,723,750.30-141,758,763.20-56,314,332.12

Finding the Fourth Proportional to 102,723,750.30, 141,758,763.20 and 56,314,332.12

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Solution

The fourth proportional to 102,723,750.30, 141,758,763.20 and 56,314,332.12 is: 77,713,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,723,750.30 : 141,758,763.20 = 56,314,332.12 : x
  2. Step 2: Convert to fraction form
    102,723,750.30/141,758,763.20 = 56,314,332.12/x
  3. Step 3: Cross multiply
    102,723,750.30x = 141,758,763.20 × 56,314,332.12
  4. Step 4: Simplify right side
    102,723,750.30x = 7,983,050,071,765,233
  5. Step 5: Solve for x
    x = 7,983,050,071,765,233/102,723,750.30
  6. Step 6: Final answer
    x = 77,713,771.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.