Home / 486,255,707.56-671,033,101.28-263,237,389.44

Finding the Fourth Proportional to 486,255,707.56, 671,033,101.28 and 263,237,389.44

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Solution

The fourth proportional to 486,255,707.56, 671,033,101.28 and 263,237,389.44 is: 363,267,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,255,707.56 : 671,033,101.28 = 263,237,389.44 : x
  2. Step 2: Convert to fraction form
    486,255,707.56/671,033,101.28 = 263,237,389.44/x
  3. Step 3: Cross multiply
    486,255,707.56x = 671,033,101.28 × 263,237,389.44
  4. Step 4: Simplify right side
    486,255,707.56x = 176,641,001,806,797,248
  5. Step 5: Solve for x
    x = 176,641,001,806,797,248/486,255,707.56
  6. Step 6: Final answer
    x = 363,267,719.14

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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.