Home / 156,826,685.73-235,209,027.81-149,049,341.94

Finding the Fourth Proportional to 156,826,685.73, 235,209,027.81 and 149,049,341.94

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Solution

The fourth proportional to 156,826,685.73, 235,209,027.81 and 149,049,341.94 is: 223,544,549.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,826,685.73 : 235,209,027.81 = 149,049,341.94 : x
  2. Step 2: Convert to fraction form
    156,826,685.73/235,209,027.81 = 149,049,341.94/x
  3. Step 3: Cross multiply
    156,826,685.73x = 235,209,027.81 × 149,049,341.94
  4. Step 4: Simplify right side
    156,826,685.73x = 35,057,750,812,251,616
  5. Step 5: Solve for x
    x = 35,057,750,812,251,616/156,826,685.73
  6. Step 6: Final answer
    x = 223,544,549.51

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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.