Home / 242,222,810.80-363,334,216.20-216,020,801.20

Finding the Fourth Proportional to 242,222,810.80, 363,334,216.20 and 216,020,801.20

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Solution

The fourth proportional to 242,222,810.80, 363,334,216.20 and 216,020,801.20 is: 324,031,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,222,810.80 : 363,334,216.20 = 216,020,801.20 : x
  2. Step 2: Convert to fraction form
    242,222,810.80/363,334,216.20 = 216,020,801.20/x
  3. Step 3: Cross multiply
    242,222,810.80x = 363,334,216.20 × 216,020,801.20
  4. Step 4: Simplify right side
    242,222,810.80x = 78,487,748,486,898,016
  5. Step 5: Solve for x
    x = 78,487,748,486,898,016/242,222,810.80
  6. Step 6: Final answer
    x = 324,031,201.80

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1.5x scale

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.