Home / 156,832,419.10-235,248,628.65-149,778,031.90

Finding the Fourth Proportional to 156,832,419.10, 235,248,628.65 and 149,778,031.90

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Solution

The fourth proportional to 156,832,419.10, 235,248,628.65 and 149,778,031.90 is: 224,667,047.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,832,419.10 : 235,248,628.65 = 149,778,031.90 : x
  2. Step 2: Convert to fraction form
    156,832,419.10/235,248,628.65 = 149,778,031.90/x
  3. Step 3: Cross multiply
    156,832,419.10x = 235,248,628.65 × 149,778,031.90
  4. Step 4: Simplify right side
    156,832,419.10x = 35,235,076,606,370,956
  5. Step 5: Solve for x
    x = 35,235,076,606,370,956/156,832,419.10
  6. Step 6: Final answer
    x = 224,667,047.85

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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.