Home / 156,714,118.40-235,071,177.60-85,050,502.40

Finding the Fourth Proportional to 156,714,118.40, 235,071,177.60 and 85,050,502.40

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Solution

The fourth proportional to 156,714,118.40, 235,071,177.60 and 85,050,502.40 is: 127,575,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,714,118.40 : 235,071,177.60 = 85,050,502.40 : x
  2. Step 2: Convert to fraction form
    156,714,118.40/235,071,177.60 = 85,050,502.40/x
  3. Step 3: Cross multiply
    156,714,118.40x = 235,071,177.60 × 85,050,502.40
  4. Step 4: Simplify right side
    156,714,118.40x = 19,992,921,754,639,628
  5. Step 5: Solve for x
    x = 19,992,921,754,639,628/156,714,118.40
  6. Step 6: Final answer
    x = 127,575,753.60

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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.