Home / 618,444,853.09-928,109,870.35-224,970,918.95

Finding the Fourth Proportional to 618,444,853.09, 928,109,870.35 and 224,970,918.95

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Solution

The fourth proportional to 618,444,853.09, 928,109,870.35 and 224,970,918.95 is: 337,617,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,444,853.09 : 928,109,870.35 = 224,970,918.95 : x
  2. Step 2: Convert to fraction form
    618,444,853.09/928,109,870.35 = 224,970,918.95/x
  3. Step 3: Cross multiply
    618,444,853.09x = 928,109,870.35 × 224,970,918.95
  4. Step 4: Simplify right side
    618,444,853.09x = 208,797,730,420,962,688
  5. Step 5: Solve for x
    x = 208,797,730,420,962,688/618,444,853.09
  6. Step 6: Final answer
    x = 337,617,379.10

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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.