Home / 198,254,979.95-273,532,208.39-118,841,065.75

Finding the Fourth Proportional to 198,254,979.95, 273,532,208.39 and 118,841,065.75

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Solution

The fourth proportional to 198,254,979.95, 273,532,208.39 and 118,841,065.75 is: 163,964,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,254,979.95 : 273,532,208.39 = 118,841,065.75 : x
  2. Step 2: Convert to fraction form
    198,254,979.95/273,532,208.39 = 118,841,065.75/x
  3. Step 3: Cross multiply
    198,254,979.95x = 273,532,208.39 × 118,841,065.75
  4. Step 4: Simplify right side
    198,254,979.95x = 32,506,859,162,881,128
  5. Step 5: Solve for x
    x = 32,506,859,162,881,128/198,254,979.95
  6. Step 6: Final answer
    x = 163,964,906.06

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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.