Home / 156,779,385.34-235,153,882-47,605,516

Finding the Fourth Proportional to 156,779,385.34, 235,153,882 and 47,605,516

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Solution

The fourth proportional to 156,779,385.34, 235,153,882 and 47,605,516 is: 71,403,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,385.34 : 235,153,882 = 47,605,516 : x
  2. Step 2: Convert to fraction form
    156,779,385.34/235,153,882 = 47,605,516/x
  3. Step 3: Cross multiply
    156,779,385.34x = 235,153,882 × 47,605,516
  4. Step 4: Simplify right side
    156,779,385.34x = 11,194,621,892,013,112
  5. Step 5: Solve for x
    x = 11,194,621,892,013,112/156,779,385.34
  6. Step 6: Final answer
    x = 71,403,659.78

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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.