Home / 158,700,803.60-237,757,272.60-90,340,432.40

Finding the Fourth Proportional to 158,700,803.60, 237,757,272.60 and 90,340,432.40

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Solution

The fourth proportional to 158,700,803.60, 237,757,272.60 and 90,340,432.40 is: 135,343,327.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,700,803.60 : 237,757,272.60 = 90,340,432.40 : x
  2. Step 2: Convert to fraction form
    158,700,803.60/237,757,272.60 = 90,340,432.40/x
  3. Step 3: Cross multiply
    158,700,803.60x = 237,757,272.60 × 90,340,432.40
  4. Step 4: Simplify right side
    158,700,803.60x = 21,479,094,812,928,672
  5. Step 5: Solve for x
    x = 21,479,094,812,928,672/158,700,803.60
  6. Step 6: Final answer
    x = 135,343,327.35

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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.