Home / 840,119,353.04-1,159,334,324.52-463,767,861.52

Finding the Fourth Proportional to 840,119,353.04, 1,159,334,324.52 and 463,767,861.52

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Solution

The fourth proportional to 840,119,353.04, 1,159,334,324.52 and 463,767,861.52 is: 639,982,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,119,353.04 : 1,159,334,324.52 = 463,767,861.52 : x
  2. Step 2: Convert to fraction form
    840,119,353.04/1,159,334,324.52 = 463,767,861.52/x
  3. Step 3: Cross multiply
    840,119,353.04x = 1,159,334,324.52 × 463,767,861.52
  4. Step 4: Simplify right side
    840,119,353.04x = 537,662,000,469,374,080
  5. Step 5: Solve for x
    x = 537,662,000,469,374,080/840,119,353.04
  6. Step 6: Final answer
    x = 639,982,876.87

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Why These Related Problems?

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