Home / 106,827,245.80-160,240,868.70-69,838,952.20

Finding the Fourth Proportional to 106,827,245.80, 160,240,868.70 and 69,838,952.20

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Solution

The fourth proportional to 106,827,245.80, 160,240,868.70 and 69,838,952.20 is: 104,758,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,827,245.80 : 160,240,868.70 = 69,838,952.20 : x
  2. Step 2: Convert to fraction form
    106,827,245.80/160,240,868.70 = 69,838,952.20/x
  3. Step 3: Cross multiply
    106,827,245.80x = 160,240,868.70 × 69,838,952.20
  4. Step 4: Simplify right side
    106,827,245.80x = 11,191,054,369,625,776
  5. Step 5: Solve for x
    x = 11,191,054,369,625,776/106,827,245.80
  6. Step 6: Final answer
    x = 104,758,428.30

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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.