Home / 119,617,422.80-179,426,134.20-65,197,864.40

Finding the Fourth Proportional to 119,617,422.80, 179,426,134.20 and 65,197,864.40

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Solution

The fourth proportional to 119,617,422.80, 179,426,134.20 and 65,197,864.40 is: 97,796,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,617,422.80 : 179,426,134.20 = 65,197,864.40 : x
  2. Step 2: Convert to fraction form
    119,617,422.80/179,426,134.20 = 65,197,864.40/x
  3. Step 3: Cross multiply
    119,617,422.80x = 179,426,134.20 × 65,197,864.40
  4. Step 4: Simplify right side
    119,617,422.80x = 11,698,200,767,387,802
  5. Step 5: Solve for x
    x = 11,698,200,767,387,802/119,617,422.80
  6. Step 6: Final answer
    x = 97,796,796.60

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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.