Home / 157,248,435.60-235,872,653.40-145,155,200.40

Finding the Fourth Proportional to 157,248,435.60, 235,872,653.40 and 145,155,200.40

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Solution

The fourth proportional to 157,248,435.60, 235,872,653.40 and 145,155,200.40 is: 217,732,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,248,435.60 : 235,872,653.40 = 145,155,200.40 : x
  2. Step 2: Convert to fraction form
    157,248,435.60/235,872,653.40 = 145,155,200.40/x
  3. Step 3: Cross multiply
    157,248,435.60x = 235,872,653.40 × 145,155,200.40
  4. Step 4: Simplify right side
    157,248,435.60x = 34,238,142,273,156,744
  5. Step 5: Solve for x
    x = 34,238,142,273,156,744/157,248,435.60
  6. Step 6: Final answer
    x = 217,732,800.60

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1.5x scale

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.