Home / 565,320,010.91-779,615,275.82-366,869,312.69

Finding the Fourth Proportional to 565,320,010.91, 779,615,275.82 and 366,869,312.69

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Solution

The fourth proportional to 565,320,010.91, 779,615,275.82 and 366,869,312.69 is: 505,938,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,320,010.91 : 779,615,275.82 = 366,869,312.69 : x
  2. Step 2: Convert to fraction form
    565,320,010.91/779,615,275.82 = 366,869,312.69/x
  3. Step 3: Cross multiply
    565,320,010.91x = 779,615,275.82 × 366,869,312.69
  4. Step 4: Simplify right side
    565,320,010.91x = 286,016,920,396,975,776
  5. Step 5: Solve for x
    x = 286,016,920,396,975,776/565,320,010.91
  6. Step 6: Final answer
    x = 505,938,079.11

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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.