Home / 191,071,371.60-286,181,904.60-157,059,147.60

Finding the Fourth Proportional to 191,071,371.60, 286,181,904.60 and 157,059,147.60

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Solution

The fourth proportional to 191,071,371.60, 286,181,904.60 and 157,059,147.60 is: 235,239,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,071,371.60 : 286,181,904.60 = 157,059,147.60 : x
  2. Step 2: Convert to fraction form
    191,071,371.60/286,181,904.60 = 157,059,147.60/x
  3. Step 3: Cross multiply
    191,071,371.60x = 286,181,904.60 × 157,059,147.60
  4. Step 4: Simplify right side
    191,071,371.60x = 44,947,485,995,020,520
  5. Step 5: Solve for x
    x = 44,947,485,995,020,520/191,071,371.60
  6. Step 6: Final answer
    x = 235,239,249.18

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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.