Home / 156,779,374.84-235,153,866.35-47,605,505.56

Finding the Fourth Proportional to 156,779,374.84, 235,153,866.35 and 47,605,505.56

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Solution

The fourth proportional to 156,779,374.84, 235,153,866.35 and 47,605,505.56 is: 71,403,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,374.84 : 235,153,866.35 = 47,605,505.56 : x
  2. Step 2: Convert to fraction form
    156,779,374.84/235,153,866.35 = 47,605,505.56/x
  3. Step 3: Cross multiply
    156,779,374.84x = 235,153,866.35 × 47,605,505.56
  4. Step 4: Simplify right side
    156,779,374.84x = 11,194,618,691,511,550
  5. Step 5: Solve for x
    x = 11,194,618,691,511,550/156,779,374.84
  6. Step 6: Final answer
    x = 71,403,644.15

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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.