Home / 160,842,017.04-221,962,948.56-87,503,683.92

Finding the Fourth Proportional to 160,842,017.04, 221,962,948.56 and 87,503,683.92

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Solution

The fourth proportional to 160,842,017.04, 221,962,948.56 and 87,503,683.92 is: 120,755,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,842,017.04 : 221,962,948.56 = 87,503,683.92 : x
  2. Step 2: Convert to fraction form
    160,842,017.04/221,962,948.56 = 87,503,683.92/x
  3. Step 3: Cross multiply
    160,842,017.04x = 221,962,948.56 × 87,503,683.92
  4. Step 4: Simplify right side
    160,842,017.04x = 19,422,575,692,745,460
  5. Step 5: Solve for x
    x = 19,422,575,692,745,460/160,842,017.04
  6. Step 6: Final answer
    x = 120,755,608.83

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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.