Home / 187,657,384.80-281,486,077.20-155,133,195.60

Finding the Fourth Proportional to 187,657,384.80, 281,486,077.20 and 155,133,195.60

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Solution

The fourth proportional to 187,657,384.80, 281,486,077.20 and 155,133,195.60 is: 232,699,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,657,384.80 : 281,486,077.20 = 155,133,195.60 : x
  2. Step 2: Convert to fraction form
    187,657,384.80/281,486,077.20 = 155,133,195.60/x
  3. Step 3: Cross multiply
    187,657,384.80x = 281,486,077.20 × 155,133,195.60
  4. Step 4: Simplify right side
    187,657,384.80x = 43,667,834,672,944,296
  5. Step 5: Solve for x
    x = 43,667,834,672,944,296/187,657,384.80
  6. Step 6: Final answer
    x = 232,699,793.40

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1.5x scale

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.