Home / 97,152,842.80-145,785,251.40-36,612,017.20

Finding the Fourth Proportional to 97,152,842.80, 145,785,251.40 and 36,612,017.20

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Solution

The fourth proportional to 97,152,842.80, 145,785,251.40 and 36,612,017.20 is: 54,939,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152,842.80 : 145,785,251.40 = 36,612,017.20 : x
  2. Step 2: Convert to fraction form
    97,152,842.80/145,785,251.40 = 36,612,017.20/x
  3. Step 3: Cross multiply
    97,152,842.80x = 145,785,251.40 × 36,612,017.20
  4. Step 4: Simplify right side
    97,152,842.80x = 5,337,492,131,763,125
  5. Step 5: Solve for x
    x = 5,337,492,131,763,125/97,152,842.80
  6. Step 6: Final answer
    x = 54,939,124.56

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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.