Home / 48,272,649.30-72,408,973.95-27,865,314.90

Finding the Fourth Proportional to 48,272,649.30, 72,408,973.95 and 27,865,314.90

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Solution

The fourth proportional to 48,272,649.30, 72,408,973.95 and 27,865,314.90 is: 41,797,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,272,649.30 : 72,408,973.95 = 27,865,314.90 : x
  2. Step 2: Convert to fraction form
    48,272,649.30/72,408,973.95 = 27,865,314.90/x
  3. Step 3: Cross multiply
    48,272,649.30x = 72,408,973.95 × 27,865,314.90
  4. Step 4: Simplify right side
    48,272,649.30x = 2,017,698,860,702,646.75
  5. Step 5: Solve for x
    x = 2,017,698,860,702,646.75/48,272,649.30
  6. Step 6: Final answer
    x = 41,797,972.35

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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.