Home / 291,719,616.84-402,697,026.90-181,765,654.92

Finding the Fourth Proportional to 291,719,616.84, 402,697,026.90 and 181,765,654.92

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Solution

The fourth proportional to 291,719,616.84, 402,697,026.90 and 181,765,654.92 is: 250,913,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,719,616.84 : 402,697,026.90 = 181,765,654.92 : x
  2. Step 2: Convert to fraction form
    291,719,616.84/402,697,026.90 = 181,765,654.92/x
  3. Step 3: Cross multiply
    291,719,616.84x = 402,697,026.90 × 181,765,654.92
  4. Step 4: Simplify right side
    291,719,616.84x = 73,196,488,828,815,344
  5. Step 5: Solve for x
    x = 73,196,488,828,815,344/291,719,616.84
  6. Step 6: Final answer
    x = 250,913,838.51

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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.