Home / 82,819,309.80-124,227,798.30-37,381,031.40

Finding the Fourth Proportional to 82,819,309.80, 124,227,798.30 and 37,381,031.40

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Solution

The fourth proportional to 82,819,309.80, 124,227,798.30 and 37,381,031.40 is: 56,071,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,819,309.80 : 124,227,798.30 = 37,381,031.40 : x
  2. Step 2: Convert to fraction form
    82,819,309.80/124,227,798.30 = 37,381,031.40/x
  3. Step 3: Cross multiply
    82,819,309.80x = 124,227,798.30 × 37,381,031.40
  4. Step 4: Simplify right side
    82,819,309.80x = 4,643,763,229,005,166
  5. Step 5: Solve for x
    x = 4,643,763,229,005,166/82,819,309.80
  6. Step 6: Final answer
    x = 56,071,020.64

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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.