Home / 338,501,487.03-466,934,139.97-212,854,826.89

Finding the Fourth Proportional to 338,501,487.03, 466,934,139.97 and 212,854,826.89

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Solution

The fourth proportional to 338,501,487.03, 466,934,139.97 and 212,854,826.89 is: 293,615,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,501,487.03 : 466,934,139.97 = 212,854,826.89 : x
  2. Step 2: Convert to fraction form
    338,501,487.03/466,934,139.97 = 212,854,826.89/x
  3. Step 3: Cross multiply
    338,501,487.03x = 466,934,139.97 × 212,854,826.89
  4. Step 4: Simplify right side
    338,501,487.03x = 99,389,185,532,345,376
  5. Step 5: Solve for x
    x = 99,389,185,532,345,376/338,501,487.03
  6. Step 6: Final answer
    x = 293,615,210.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.