Home / 382,477,948.40-573,858,640.20-152,612,001.20

Finding the Fourth Proportional to 382,477,948.40, 573,858,640.20 and 152,612,001.20

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Solution

The fourth proportional to 382,477,948.40, 573,858,640.20 and 152,612,001.20 is: 228,974,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,477,948.40 : 573,858,640.20 = 152,612,001.20 : x
  2. Step 2: Convert to fraction form
    382,477,948.40/573,858,640.20 = 152,612,001.20/x
  3. Step 3: Cross multiply
    382,477,948.40x = 573,858,640.20 × 152,612,001.20
  4. Step 4: Simplify right side
    382,477,948.40x = 87,577,715,486,832,768
  5. Step 5: Solve for x
    x = 87,577,715,486,832,768/382,477,948.40
  6. Step 6: Final answer
    x = 228,974,548.35

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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.