Home / 560,080,696.65-772,923,733.98-309,184,494.21

Finding the Fourth Proportional to 560,080,696.65, 772,923,733.98 and 309,184,494.21

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Solution

The fourth proportional to 560,080,696.65, 772,923,733.98 and 309,184,494.21 is: 426,681,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,080,696.65 : 772,923,733.98 = 309,184,494.21 : x
  2. Step 2: Convert to fraction form
    560,080,696.65/772,923,733.98 = 309,184,494.21/x
  3. Step 3: Cross multiply
    560,080,696.65x = 772,923,733.98 × 309,184,494.21
  4. Step 4: Simplify right side
    560,080,696.65x = 238,976,033,753,510,880
  5. Step 5: Solve for x
    x = 238,976,033,753,510,880/560,080,696.65
  6. Step 6: Final answer
    x = 426,681,432.13

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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.