Home / 370,398,127.95-555,596,900.06-111,613,351.23

Finding the Fourth Proportional to 370,398,127.95, 555,596,900.06 and 111,613,351.23

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Solution

The fourth proportional to 370,398,127.95, 555,596,900.06 and 111,613,351.23 is: 167,419,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,398,127.95 : 555,596,900.06 = 111,613,351.23 : x
  2. Step 2: Convert to fraction form
    370,398,127.95/555,596,900.06 = 111,613,351.23/x
  3. Step 3: Cross multiply
    370,398,127.95x = 555,596,900.06 × 111,613,351.23
  4. Step 4: Simplify right side
    370,398,127.95x = 62,012,031,948,137,920
  5. Step 5: Solve for x
    x = 62,012,031,948,137,920/370,398,127.95
  6. Step 6: Final answer
    x = 167,419,938.89

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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.