Home / 145,248,017.10-217,872,025.65-111,235,793.10

Finding the Fourth Proportional to 145,248,017.10, 217,872,025.65 and 111,235,793.10

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Solution

The fourth proportional to 145,248,017.10, 217,872,025.65 and 111,235,793.10 is: 166,853,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,248,017.10 : 217,872,025.65 = 111,235,793.10 : x
  2. Step 2: Convert to fraction form
    145,248,017.10/217,872,025.65 = 111,235,793.10/x
  3. Step 3: Cross multiply
    145,248,017.10x = 217,872,025.65 × 111,235,793.10
  4. Step 4: Simplify right side
    145,248,017.10x = 24,235,167,567,481,292
  5. Step 5: Solve for x
    x = 24,235,167,567,481,292/145,248,017.10
  6. Step 6: Final answer
    x = 166,853,689.65

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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.