Home / 130,329,714.20-195,444,804.90-39,423,090.20

Finding the Fourth Proportional to 130,329,714.20, 195,444,804.90 and 39,423,090.20

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Solution

The fourth proportional to 130,329,714.20, 195,444,804.90 and 39,423,090.20 is: 59,119,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,329,714.20 : 195,444,804.90 = 39,423,090.20 : x
  2. Step 2: Convert to fraction form
    130,329,714.20/195,444,804.90 = 39,423,090.20/x
  3. Step 3: Cross multiply
    130,329,714.20x = 195,444,804.90 × 39,423,090.20
  4. Step 4: Simplify right side
    130,329,714.20x = 7,705,038,172,694,103
  5. Step 5: Solve for x
    x = 7,705,038,172,694,103/130,329,714.20
  6. Step 6: Final answer
    x = 59,119,581.59

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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.