Home / 109,307,118.10-163,960,677.15-28,528,086.10

Finding the Fourth Proportional to 109,307,118.10, 163,960,677.15 and 28,528,086.10

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Solution

The fourth proportional to 109,307,118.10, 163,960,677.15 and 28,528,086.10 is: 42,792,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,307,118.10 : 163,960,677.15 = 28,528,086.10 : x
  2. Step 2: Convert to fraction form
    109,307,118.10/163,960,677.15 = 28,528,086.10/x
  3. Step 3: Cross multiply
    109,307,118.10x = 163,960,677.15 × 28,528,086.10
  4. Step 4: Simplify right side
    109,307,118.10x = 4,677,484,314,749,503
  5. Step 5: Solve for x
    x = 4,677,484,314,749,503/109,307,118.10
  6. Step 6: Final answer
    x = 42,792,129.15

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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.