Home / 406,811,678.06-561,519,592.98-265,704,470.36

Finding the Fourth Proportional to 406,811,678.06, 561,519,592.98 and 265,704,470.36

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Solution

The fourth proportional to 406,811,678.06, 561,519,592.98 and 265,704,470.36 is: 366,750,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,811,678.06 : 561,519,592.98 = 265,704,470.36 : x
  2. Step 2: Convert to fraction form
    406,811,678.06/561,519,592.98 = 265,704,470.36/x
  3. Step 3: Cross multiply
    406,811,678.06x = 561,519,592.98 × 265,704,470.36
  4. Step 4: Simplify right side
    406,811,678.06x = 149,198,266,049,513,696
  5. Step 5: Solve for x
    x = 149,198,266,049,513,696/406,811,678.06
  6. Step 6: Final answer
    x = 366,750,204.32

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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.