Home / 130,832,236.73-180,549,697.51-72,097,003.80

Finding the Fourth Proportional to 130,832,236.73, 180,549,697.51 and 72,097,003.80

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Solution

The fourth proportional to 130,832,236.73, 180,549,697.51 and 72,097,003.80 is: 99,494,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,832,236.73 : 180,549,697.51 = 72,097,003.80 : x
  2. Step 2: Convert to fraction form
    130,832,236.73/180,549,697.51 = 72,097,003.80/x
  3. Step 3: Cross multiply
    130,832,236.73x = 180,549,697.51 × 72,097,003.80
  4. Step 4: Simplify right side
    130,832,236.73x = 13,017,092,227,557,440
  5. Step 5: Solve for x
    x = 13,017,092,227,557,440/130,832,236.73
  6. Step 6: Final answer
    x = 99,494,532.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.