Home / 292,862,222.78-404,148,758.39-160,705,430.45

Finding the Fourth Proportional to 292,862,222.78, 404,148,758.39 and 160,705,430.45

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Solution

The fourth proportional to 292,862,222.78, 404,148,758.39 and 160,705,430.45 is: 221,772,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,862,222.78 : 404,148,758.39 = 160,705,430.45 : x
  2. Step 2: Convert to fraction form
    292,862,222.78/404,148,758.39 = 160,705,430.45/x
  3. Step 3: Cross multiply
    292,862,222.78x = 404,148,758.39 × 160,705,430.45
  4. Step 4: Simplify right side
    292,862,222.78x = 64,948,900,180,073,720
  5. Step 5: Solve for x
    x = 64,948,900,180,073,720/292,862,222.78
  6. Step 6: Final answer
    x = 221,772,885.44

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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.