Home / 80,874,579.20-121,312,387.20-32,356,486.40

Finding the Fourth Proportional to 80,874,579.20, 121,312,387.20 and 32,356,486.40

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Solution

The fourth proportional to 80,874,579.20, 121,312,387.20 and 32,356,486.40 is: 48,534,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,874,579.20 : 121,312,387.20 = 32,356,486.40 : x
  2. Step 2: Convert to fraction form
    80,874,579.20/121,312,387.20 = 32,356,486.40/x
  3. Step 3: Cross multiply
    80,874,579.20x = 121,312,387.20 × 32,356,486.40
  4. Step 4: Simplify right side
    80,874,579.20x = 3,925,242,606,588,334
  5. Step 5: Solve for x
    x = 3,925,242,606,588,334/80,874,579.20
  6. Step 6: Final answer
    x = 48,534,937.00

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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.