Home / 156,779,400.22-235,153,904.29-47,605,530.87

Finding the Fourth Proportional to 156,779,400.22, 235,153,904.29 and 47,605,530.87

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Solution

The fourth proportional to 156,779,400.22, 235,153,904.29 and 47,605,530.87 is: 71,403,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,400.22 : 235,153,904.29 = 47,605,530.87 : x
  2. Step 2: Convert to fraction form
    156,779,400.22/235,153,904.29 = 47,605,530.87/x
  3. Step 3: Cross multiply
    156,779,400.22x = 235,153,904.29 × 47,605,530.87
  4. Step 4: Simplify right side
    156,779,400.22x = 11,194,626,449,759,606
  5. Step 5: Solve for x
    x = 11,194,626,449,759,606/156,779,400.22
  6. Step 6: Final answer
    x = 71,403,682.08

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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.