Home / 156,881,145.60-235,321,718.40-149,826,758.40

Finding the Fourth Proportional to 156,881,145.60, 235,321,718.40 and 149,826,758.40

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Solution

The fourth proportional to 156,881,145.60, 235,321,718.40 and 149,826,758.40 is: 224,740,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,881,145.60 : 235,321,718.40 = 149,826,758.40 : x
  2. Step 2: Convert to fraction form
    156,881,145.60/235,321,718.40 = 149,826,758.40/x
  3. Step 3: Cross multiply
    156,881,145.60x = 235,321,718.40 × 149,826,758.40
  4. Step 4: Simplify right side
    156,881,145.60x = 35,257,490,248,989,636
  5. Step 5: Solve for x
    x = 35,257,490,248,989,636/156,881,145.60
  6. Step 6: Final answer
    x = 224,740,137.60

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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.