Home / 345,797,981.10-477,199,787.16-187,028,281.35

Finding the Fourth Proportional to 345,797,981.10, 477,199,787.16 and 187,028,281.35

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Solution

The fourth proportional to 345,797,981.10, 477,199,787.16 and 187,028,281.35 is: 258,098,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,797,981.10 : 477,199,787.16 = 187,028,281.35 : x
  2. Step 2: Convert to fraction form
    345,797,981.10/477,199,787.16 = 187,028,281.35/x
  3. Step 3: Cross multiply
    345,797,981.10x = 477,199,787.16 × 187,028,281.35
  4. Step 4: Simplify right side
    345,797,981.10x = 89,249,856,053,821,952
  5. Step 5: Solve for x
    x = 89,249,856,053,821,952/345,797,981.10
  6. Step 6: Final answer
    x = 258,098,256.59

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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.