Home / 348,271,210.25-522,406,807.18-126,959,143.56

Finding the Fourth Proportional to 348,271,210.25, 522,406,807.18 and 126,959,143.56

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Solution

The fourth proportional to 348,271,210.25, 522,406,807.18 and 126,959,143.56 is: 190,438,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,271,210.25 : 522,406,807.18 = 126,959,143.56 : x
  2. Step 2: Convert to fraction form
    348,271,210.25/522,406,807.18 = 126,959,143.56/x
  3. Step 3: Cross multiply
    348,271,210.25x = 522,406,807.18 × 126,959,143.56
  4. Step 4: Simplify right side
    348,271,210.25x = 66,324,320,829,036,432
  5. Step 5: Solve for x
    x = 66,324,320,829,036,432/348,271,210.25
  6. Step 6: Final answer
    x = 190,438,712.35

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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.