Home / 130,193,482.20-195,165,807.30-48,290,429.40

Finding the Fourth Proportional to 130,193,482.20, 195,165,807.30 and 48,290,429.40

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Solution

The fourth proportional to 130,193,482.20, 195,165,807.30 and 48,290,429.40 is: 72,389,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,193,482.20 : 195,165,807.30 = 48,290,429.40 : x
  2. Step 2: Convert to fraction form
    130,193,482.20/195,165,807.30 = 48,290,429.40/x
  3. Step 3: Cross multiply
    130,193,482.20x = 195,165,807.30 × 48,290,429.40
  4. Step 4: Simplify right side
    130,193,482.20x = 9,424,640,638,714,654
  5. Step 5: Solve for x
    x = 9,424,640,638,714,654/130,193,482.20
  6. Step 6: Final answer
    x = 72,389,496.61

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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.