Home / 105,163,023.38-145,122,298.65-58,753,625.85

Finding the Fourth Proportional to 105,163,023.38, 145,122,298.65 and 58,753,625.85

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Solution

The fourth proportional to 105,163,023.38, 145,122,298.65 and 58,753,625.85 is: 81,078,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,163,023.38 : 145,122,298.65 = 58,753,625.85 : x
  2. Step 2: Convert to fraction form
    105,163,023.38/145,122,298.65 = 58,753,625.85/x
  3. Step 3: Cross multiply
    105,163,023.38x = 145,122,298.65 × 58,753,625.85
  4. Step 4: Simplify right side
    105,163,023.38x = 8,526,461,237,374,061
  5. Step 5: Solve for x
    x = 8,526,461,237,374,061/105,163,023.38
  6. Step 6: Final answer
    x = 81,078,509.95

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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.