Home / 130,714,138.80-196,071,208.20-62,689,690.80

Finding the Fourth Proportional to 130,714,138.80, 196,071,208.20 and 62,689,690.80

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Solution

The fourth proportional to 130,714,138.80, 196,071,208.20 and 62,689,690.80 is: 94,034,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,714,138.80 : 196,071,208.20 = 62,689,690.80 : x
  2. Step 2: Convert to fraction form
    130,714,138.80/196,071,208.20 = 62,689,690.80/x
  3. Step 3: Cross multiply
    130,714,138.80x = 196,071,208.20 × 62,689,690.80
  4. Step 4: Simplify right side
    130,714,138.80x = 12,291,643,416,840,424
  5. Step 5: Solve for x
    x = 12,291,643,416,840,424/130,714,138.80
  6. Step 6: Final answer
    x = 94,034,536.20

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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.