Home / 75,844,737.15-104,668,701.48-42,806,129.10

Finding the Fourth Proportional to 75,844,737.15, 104,668,701.48 and 42,806,129.10

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Solution

The fourth proportional to 75,844,737.15, 104,668,701.48 and 42,806,129.10 is: 59,074,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,844,737.15 : 104,668,701.48 = 42,806,129.10 : x
  2. Step 2: Convert to fraction form
    75,844,737.15/104,668,701.48 = 42,806,129.10/x
  3. Step 3: Cross multiply
    75,844,737.15x = 104,668,701.48 × 42,806,129.10
  4. Step 4: Simplify right side
    75,844,737.15x = 4,480,461,948,282,241.50
  5. Step 5: Solve for x
    x = 4,480,461,948,282,241.50/75,844,737.15
  6. Step 6: Final answer
    x = 59,074,131.13

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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.