Home / 156,779,385.55-235,153,882.37-47,605,516.25

Finding the Fourth Proportional to 156,779,385.55, 235,153,882.37 and 47,605,516.25

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Solution

The fourth proportional to 156,779,385.55, 235,153,882.37 and 47,605,516.25 is: 71,403,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,385.55 : 235,153,882.37 = 47,605,516.25 : x
  2. Step 2: Convert to fraction form
    156,779,385.55/235,153,882.37 = 47,605,516.25/x
  3. Step 3: Cross multiply
    156,779,385.55x = 235,153,882.37 × 47,605,516.25
  4. Step 4: Simplify right side
    156,779,385.55x = 11,194,621,967,358,868
  5. Step 5: Solve for x
    x = 11,194,621,967,358,868/156,779,385.55
  6. Step 6: Final answer
    x = 71,403,660.17

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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.