Home / 370,842,266.43-555,840,249.75-149,371,855.11

Finding the Fourth Proportional to 370,842,266.43, 555,840,249.75 and 149,371,855.11

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Solution

The fourth proportional to 370,842,266.43, 555,840,249.75 and 149,371,855.11 is: 223,887,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,842,266.43 : 555,840,249.75 = 149,371,855.11 : x
  2. Step 2: Convert to fraction form
    370,842,266.43/555,840,249.75 = 149,371,855.11/x
  3. Step 3: Cross multiply
    370,842,266.43x = 555,840,249.75 × 149,371,855.11
  4. Step 4: Simplify right side
    370,842,266.43x = 83,026,889,249,963,216
  5. Step 5: Solve for x
    x = 83,026,889,249,963,216/370,842,266.43
  6. Step 6: Final answer
    x = 223,887,341.78

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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.