Home / 6,507,417,627.92-8,981,217,959.76-3,968,572,510.16

Finding the Fourth Proportional to 6,507,417,627.92, 8,981,217,959.76 and 3,968,572,510.16

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Solution

The fourth proportional to 6,507,417,627.92, 8,981,217,959.76 and 3,968,572,510.16 is: 5,477,228,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507,417,627.92 : 8,981,217,959.76 = 3,968,572,510.16 : x
  2. Step 2: Convert to fraction form
    6,507,417,627.92/8,981,217,959.76 = 3,968,572,510.16/x
  3. Step 3: Cross multiply
    6,507,417,627.92x = 8,981,217,959.76 × 3,968,572,510.16
  4. Step 4: Simplify right side
    6,507,417,627.92x = 35,642,614,702,858,817,536
  5. Step 5: Solve for x
    x = 35,642,614,702,858,817,536/6,507,417,627.92
  6. Step 6: Final answer
    x = 5,477,228,716.65

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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.