Home / 1,177,927,882.66-1,625,613,206.61-649,290,678.22

Finding the Fourth Proportional to 1,177,927,882.66, 1,625,613,206.61 and 649,290,678.22

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Solution

The fourth proportional to 1,177,927,882.66, 1,625,613,206.61 and 649,290,678.22 is: 896,061,224.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,927,882.66 : 1,625,613,206.61 = 649,290,678.22 : x
  2. Step 2: Convert to fraction form
    1,177,927,882.66/1,625,613,206.61 = 649,290,678.22/x
  3. Step 3: Cross multiply
    1,177,927,882.66x = 1,625,613,206.61 × 649,290,678.22
  4. Step 4: Simplify right side
    1,177,927,882.66x = 1,055,495,501,443,195,904
  5. Step 5: Solve for x
    x = 1,055,495,501,443,195,904/1,177,927,882.66
  6. Step 6: Final answer
    x = 896,061,224.95

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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.