Home / 347,634,218.40-521,849,458.80-204,107,920.80

Finding the Fourth Proportional to 347,634,218.40, 521,849,458.80 and 204,107,920.80

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Solution

The fourth proportional to 347,634,218.40, 521,849,458.80 and 204,107,920.80 is: 306,395,637.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,634,218.40 : 521,849,458.80 = 204,107,920.80 : x
  2. Step 2: Convert to fraction form
    347,634,218.40/521,849,458.80 = 204,107,920.80/x
  3. Step 3: Cross multiply
    347,634,218.40x = 521,849,458.80 × 204,107,920.80
  4. Step 4: Simplify right side
    347,634,218.40x = 106,513,608,006,273,264
  5. Step 5: Solve for x
    x = 106,513,608,006,273,264/347,634,218.40
  6. Step 6: Final answer
    x = 306,395,637.62

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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.