Home / 202,464,841.28-279,400,089.83-109,643,225.00

Finding the Fourth Proportional to 202,464,841.28, 279,400,089.83 and 109,643,225.00

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Solution

The fourth proportional to 202,464,841.28, 279,400,089.83 and 109,643,225.00 is: 151,306,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,464,841.28 : 279,400,089.83 = 109,643,225.00 : x
  2. Step 2: Convert to fraction form
    202,464,841.28/279,400,089.83 = 109,643,225.00/x
  3. Step 3: Cross multiply
    202,464,841.28x = 279,400,089.83 × 109,643,225.00
  4. Step 4: Simplify right side
    202,464,841.28x = 30,634,326,912,305,684
  5. Step 5: Solve for x
    x = 30,634,326,912,305,684/202,464,841.28
  6. Step 6: Final answer
    x = 151,306,897.14

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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.