Home / 99,213,651.02-148,810,854.76-30,127,052.98

Finding the Fourth Proportional to 99,213,651.02, 148,810,854.76 and 30,127,052.98

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Solution

The fourth proportional to 99,213,651.02, 148,810,854.76 and 30,127,052.98 is: 45,187,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,213,651.02 : 148,810,854.76 = 30,127,052.98 : x
  2. Step 2: Convert to fraction form
    99,213,651.02/148,810,854.76 = 30,127,052.98/x
  3. Step 3: Cross multiply
    99,213,651.02x = 148,810,854.76 × 30,127,052.98
  4. Step 4: Simplify right side
    99,213,651.02x = 4,483,232,505,202,970
  5. Step 5: Solve for x
    x = 4,483,232,505,202,970/99,213,651.02
  6. Step 6: Final answer
    x = 45,187,657.74

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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.