Home / 191,146,543.60-286,294,662.60-157,134,319.60

Finding the Fourth Proportional to 191,146,543.60, 286,294,662.60 and 157,134,319.60

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Solution

The fourth proportional to 191,146,543.60, 286,294,662.60 and 157,134,319.60 is: 235,351,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,146,543.60 : 286,294,662.60 = 157,134,319.60 : x
  2. Step 2: Convert to fraction form
    191,146,543.60/286,294,662.60 = 157,134,319.60/x
  3. Step 3: Cross multiply
    191,146,543.60x = 286,294,662.60 × 157,134,319.60
  4. Step 4: Simplify right side
    191,146,543.60x = 44,986,717,012,762,568
  5. Step 5: Solve for x
    x = 44,986,717,012,762,568/191,146,543.60
  6. Step 6: Final answer
    x = 235,351,977.42

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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.