Home / 156,779,386.55-235,153,883.87-47,605,517.25

Finding the Fourth Proportional to 156,779,386.55, 235,153,883.87 and 47,605,517.25

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Solution

The fourth proportional to 156,779,386.55, 235,153,883.87 and 47,605,517.25 is: 71,403,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,386.55 : 235,153,883.87 = 47,605,517.25 : x
  2. Step 2: Convert to fraction form
    156,779,386.55/235,153,883.87 = 47,605,517.25/x
  3. Step 3: Cross multiply
    156,779,386.55x = 235,153,883.87 × 47,605,517.25
  4. Step 4: Simplify right side
    156,779,386.55x = 11,194,622,274,977,782
  5. Step 5: Solve for x
    x = 11,194,622,274,977,782/156,779,386.55
  6. Step 6: Final answer
    x = 71,403,661.68

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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.