Home / 185,641,615.74-256,170,432.12-107,330,215.92

Finding the Fourth Proportional to 185,641,615.74, 256,170,432.12 and 107,330,215.92

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Solution

The fourth proportional to 185,641,615.74, 256,170,432.12 and 107,330,215.92 is: 148,107,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,641,615.74 : 256,170,432.12 = 107,330,215.92 : x
  2. Step 2: Convert to fraction form
    185,641,615.74/256,170,432.12 = 107,330,215.92/x
  3. Step 3: Cross multiply
    185,641,615.74x = 256,170,432.12 × 107,330,215.92
  4. Step 4: Simplify right side
    185,641,615.74x = 27,494,827,791,759,304
  5. Step 5: Solve for x
    x = 27,494,827,791,759,304/185,641,615.74
  6. Step 6: Final answer
    x = 148,107,026.98

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1.5x scale

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.