Home / 158,784,085.60-238,176,128.40-152,065,621.60

Finding the Fourth Proportional to 158,784,085.60, 238,176,128.40 and 152,065,621.60

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Solution

The fourth proportional to 158,784,085.60, 238,176,128.40 and 152,065,621.60 is: 228,098,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,784,085.60 : 238,176,128.40 = 152,065,621.60 : x
  2. Step 2: Convert to fraction form
    158,784,085.60/238,176,128.40 = 152,065,621.60/x
  3. Step 3: Cross multiply
    158,784,085.60x = 238,176,128.40 × 152,065,621.60
  4. Step 4: Simplify right side
    158,784,085.60x = 36,218,401,015,427,416
  5. Step 5: Solve for x
    x = 36,218,401,015,427,416/158,784,085.60
  6. Step 6: Final answer
    x = 228,098,432.40

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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.