Home / 868,245,501,210.72-1,197,347,257,812.20-574,805,917,338.72

Finding the Fourth Proportional to 868,245,501,210.72, 1,197,347,257,812.20 and 574,805,917,338.72

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Solution

The fourth proportional to 868,245,501,210.72, 1,197,347,257,812.20 and 574,805,917,338.72 is: 792,681,664,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,245,501,210.72 : 1,197,347,257,812.20 = 574,805,917,338.72 : x
  2. Step 2: Convert to fraction form
    868,245,501,210.72/1,197,347,257,812.20 = 574,805,917,338.72/x
  3. Step 3: Cross multiply
    868,245,501,210.72x = 1,197,347,257,812.20 × 574,805,917,338.72
  4. Step 4: Simplify right side
    868,245,501,210.72x = 688,242,288,899,742,467,358,720
  5. Step 5: Solve for x
    x = 688,242,288,899,742,467,358,720/868,245,501,210.72
  6. Step 6: Final answer
    x = 792,681,664,275.86

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Double scale
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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.