Home / 7,794,320,645.47-10,756,302,011.73-4,226,147,826.79

Finding the Fourth Proportional to 7,794,320,645.47, 10,756,302,011.73 and 4,226,147,826.79

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Solution

The fourth proportional to 7,794,320,645.47, 10,756,302,011.73 and 4,226,147,826.79 is: 5,832,159,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794,320,645.47 : 10,756,302,011.73 = 4,226,147,826.79 : x
  2. Step 2: Convert to fraction form
    7,794,320,645.47/10,756,302,011.73 = 4,226,147,826.79/x
  3. Step 3: Cross multiply
    7,794,320,645.47x = 10,756,302,011.73 × 4,226,147,826.79
  4. Step 4: Simplify right side
    7,794,320,645.47x = 45,457,722,371,121,627,136
  5. Step 5: Solve for x
    x = 45,457,722,371,121,627,136/7,794,320,645.47
  6. Step 6: Final answer
    x = 5,832,159,650.45

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Double scale
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1.5x scale

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.