Home / 281,304,000.03-388,199,520.05-157,544,677.16

Finding the Fourth Proportional to 281,304,000.03, 388,199,520.05 and 157,544,677.16

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Solution

The fourth proportional to 281,304,000.03, 388,199,520.05 and 157,544,677.16 is: 217,411,654.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,304,000.03 : 388,199,520.05 = 157,544,677.16 : x
  2. Step 2: Convert to fraction form
    281,304,000.03/388,199,520.05 = 157,544,677.16/x
  3. Step 3: Cross multiply
    281,304,000.03x = 388,199,520.05 × 157,544,677.16
  4. Step 4: Simplify right side
    281,304,000.03x = 61,158,768,059,944,200
  5. Step 5: Solve for x
    x = 61,158,768,059,944,200/281,304,000.03
  6. Step 6: Final answer
    x = 217,411,654.49

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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.