Home / 74,845,503.20-112,268,254.80-63,886,008.80

Finding the Fourth Proportional to 74,845,503.20, 112,268,254.80 and 63,886,008.80

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Solution

The fourth proportional to 74,845,503.20, 112,268,254.80 and 63,886,008.80 is: 95,829,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845,503.20 : 112,268,254.80 = 63,886,008.80 : x
  2. Step 2: Convert to fraction form
    74,845,503.20/112,268,254.80 = 63,886,008.80/x
  3. Step 3: Cross multiply
    74,845,503.20x = 112,268,254.80 × 63,886,008.80
  4. Step 4: Simplify right side
    74,845,503.20x = 7,172,370,714,113,442
  5. Step 5: Solve for x
    x = 7,172,370,714,113,442/74,845,503.20
  6. Step 6: Final answer
    x = 95,829,013.20

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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.