Home / 202,989,021.13-280,127,536.59-110,170,641.61

Finding the Fourth Proportional to 202,989,021.13, 280,127,536.59 and 110,170,641.61

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Solution

The fourth proportional to 202,989,021.13, 280,127,536.59 and 110,170,641.61 is: 152,036,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,989,021.13 : 280,127,536.59 = 110,170,641.61 : x
  2. Step 2: Convert to fraction form
    202,989,021.13/280,127,536.59 = 110,170,641.61/x
  3. Step 3: Cross multiply
    202,989,021.13x = 280,127,536.59 × 110,170,641.61
  4. Step 4: Simplify right side
    202,989,021.13x = 30,861,830,438,749,048
  5. Step 5: Solve for x
    x = 30,861,830,438,749,048/202,989,021.13
  6. Step 6: Final answer
    x = 152,036,944.00

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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.