Home / 1,976,240,802.67-2,727,038,614.79-1,129,300,053.44

Finding the Fourth Proportional to 1,976,240,802.67, 2,727,038,614.79 and 1,129,300,053.44

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Solution

The fourth proportional to 1,976,240,802.67, 2,727,038,614.79 and 1,129,300,053.44 is: 1,558,334,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,240,802.67 : 2,727,038,614.79 = 1,129,300,053.44 : x
  2. Step 2: Convert to fraction form
    1,976,240,802.67/2,727,038,614.79 = 1,129,300,053.44/x
  3. Step 3: Cross multiply
    1,976,240,802.67x = 2,727,038,614.79 × 1,129,300,053.44
  4. Step 4: Simplify right side
    1,976,240,802.67x = 3,079,644,853,404,478,464
  5. Step 5: Solve for x
    x = 3,079,644,853,404,478,464/1,976,240,802.67
  6. Step 6: Final answer
    x = 1,558,334,818.94

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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.