Home / 156,779,856.30-235,154,587.94-47,605,987.02

Finding the Fourth Proportional to 156,779,856.30, 235,154,587.94 and 47,605,987.02

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Solution

The fourth proportional to 156,779,856.30, 235,154,587.94 and 47,605,987.02 is: 71,404,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,856.30 : 235,154,587.94 = 47,605,987.02 : x
  2. Step 2: Convert to fraction form
    156,779,856.30/235,154,587.94 = 47,605,987.02/x
  3. Step 3: Cross multiply
    156,779,856.30x = 235,154,587.94 × 47,605,987.02
  4. Step 4: Simplify right side
    156,779,856.30x = 11,194,766,261,165,090
  5. Step 5: Solve for x
    x = 11,194,766,261,165,090/156,779,856.30
  6. Step 6: Final answer
    x = 71,404,366.13

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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.