Home / 574,272,021.60-861,408,032.40-229,278,895.20

Finding the Fourth Proportional to 574,272,021.60, 861,408,032.40 and 229,278,895.20

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Solution

The fourth proportional to 574,272,021.60, 861,408,032.40 and 229,278,895.20 is: 343,918,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,272,021.60 : 861,408,032.40 = 229,278,895.20 : x
  2. Step 2: Convert to fraction form
    574,272,021.60/861,408,032.40 = 229,278,895.20/x
  3. Step 3: Cross multiply
    574,272,021.60x = 861,408,032.40 × 229,278,895.20
  4. Step 4: Simplify right side
    574,272,021.60x = 197,502,681,985,077,792
  5. Step 5: Solve for x
    x = 197,502,681,985,077,792/574,272,021.60
  6. Step 6: Final answer
    x = 343,918,342.80

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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.