Home / 109,113,531.30-163,670,296.95-28,334,499.30

Finding the Fourth Proportional to 109,113,531.30, 163,670,296.95 and 28,334,499.30

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Solution

The fourth proportional to 109,113,531.30, 163,670,296.95 and 28,334,499.30 is: 42,501,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,113,531.30 : 163,670,296.95 = 28,334,499.30 : x
  2. Step 2: Convert to fraction form
    109,113,531.30/163,670,296.95 = 28,334,499.30/x
  3. Step 3: Cross multiply
    109,113,531.30x = 163,670,296.95 × 28,334,499.30
  4. Step 4: Simplify right side
    109,113,531.30x = 4,637,515,914,360,567
  5. Step 5: Solve for x
    x = 4,637,515,914,360,567/109,113,531.30
  6. Step 6: Final answer
    x = 42,501,748.95

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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.