Home / 7,864,535,678.23-10,855,645,642.52-6,259,934,027.30

Finding the Fourth Proportional to 7,864,535,678.23, 10,855,645,642.52 and 6,259,934,027.30

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Solution

The fourth proportional to 7,864,535,678.23, 10,855,645,642.52 and 6,259,934,027.30 is: 8,640,767,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,535,678.23 : 10,855,645,642.52 = 6,259,934,027.30 : x
  2. Step 2: Convert to fraction form
    7,864,535,678.23/10,855,645,642.52 = 6,259,934,027.30/x
  3. Step 3: Cross multiply
    7,864,535,678.23x = 10,855,645,642.52 × 6,259,934,027.30
  4. Step 4: Simplify right side
    7,864,535,678.23x = 67,955,625,545,921,921,024
  5. Step 5: Solve for x
    x = 67,955,625,545,921,921,024/7,864,535,678.23
  6. Step 6: Final answer
    x = 8,640,767,659.56

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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.