Home / 209,952,425.30-314,928,637.95-73,637,808.80

Finding the Fourth Proportional to 209,952,425.30, 314,928,637.95 and 73,637,808.80

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Solution

The fourth proportional to 209,952,425.30, 314,928,637.95 and 73,637,808.80 is: 110,456,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,425.30 : 314,928,637.95 = 73,637,808.80 : x
  2. Step 2: Convert to fraction form
    209,952,425.30/314,928,637.95 = 73,637,808.80/x
  3. Step 3: Cross multiply
    209,952,425.30x = 314,928,637.95 × 73,637,808.80
  4. Step 4: Simplify right side
    209,952,425.30x = 23,190,654,827,006,524
  5. Step 5: Solve for x
    x = 23,190,654,827,006,524/209,952,425.30
  6. Step 6: Final answer
    x = 110,456,713.20

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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.