Home / 156,779,387.80-235,153,885.76-47,605,518.50

Finding the Fourth Proportional to 156,779,387.80, 235,153,885.76 and 47,605,518.50

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Solution

The fourth proportional to 156,779,387.80, 235,153,885.76 and 47,605,518.50 is: 71,403,663.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,387.80 : 235,153,885.76 = 47,605,518.50 : x
  2. Step 2: Convert to fraction form
    156,779,387.80/235,153,885.76 = 47,605,518.50/x
  3. Step 3: Cross multiply
    156,779,387.80x = 235,153,885.76 × 47,605,518.50
  4. Step 4: Simplify right side
    156,779,387.80x = 11,194,622,658,894,566
  5. Step 5: Solve for x
    x = 11,194,622,658,894,566/156,779,387.80
  6. Step 6: Final answer
    x = 71,403,663.56

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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.