Home / 191,071,256.60-286,181,732.10-157,059,032.60

Finding the Fourth Proportional to 191,071,256.60, 286,181,732.10 and 157,059,032.60

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Solution

The fourth proportional to 191,071,256.60, 286,181,732.10 and 157,059,032.60 is: 235,239,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,071,256.60 : 286,181,732.10 = 157,059,032.60 : x
  2. Step 2: Convert to fraction form
    191,071,256.60/286,181,732.10 = 157,059,032.60/x
  3. Step 3: Cross multiply
    191,071,256.60x = 286,181,732.10 × 157,059,032.60
  4. Step 4: Simplify right side
    191,071,256.60x = 44,947,425,991,418,368
  5. Step 5: Solve for x
    x = 44,947,425,991,418,368/191,071,256.60
  6. Step 6: Final answer
    x = 235,239,076.73

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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.