Home / 169,287,445.60-253,931,168.40-104,380,784.80

Finding the Fourth Proportional to 169,287,445.60, 253,931,168.40 and 104,380,784.80

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Solution

The fourth proportional to 169,287,445.60, 253,931,168.40 and 104,380,784.80 is: 156,571,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,287,445.60 : 253,931,168.40 = 104,380,784.80 : x
  2. Step 2: Convert to fraction form
    169,287,445.60/253,931,168.40 = 104,380,784.80/x
  3. Step 3: Cross multiply
    169,287,445.60x = 253,931,168.40 × 104,380,784.80
  4. Step 4: Simplify right side
    169,287,445.60x = 26,505,534,642,772,960
  5. Step 5: Solve for x
    x = 26,505,534,642,772,960/169,287,445.60
  6. Step 6: Final answer
    x = 156,571,177.20

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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.