Home / 1,281,031,738,217.50-1,767,850,799,178.80-702,963,199,645.92

Finding the Fourth Proportional to 1,281,031,738,217.50, 1,767,850,799,178.80 and 702,963,199,645.92

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Solution

The fourth proportional to 1,281,031,738,217.50, 1,767,850,799,178.80 and 702,963,199,645.92 is: 970,104,031,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,031,738,217.50 : 1,767,850,799,178.80 = 702,963,199,645.92 : x
  2. Step 2: Convert to fraction form
    1,281,031,738,217.50/1,767,850,799,178.80 = 702,963,199,645.92/x
  3. Step 3: Cross multiply
    1,281,031,738,217.50x = 1,767,850,799,178.80 × 702,963,199,645.92
  4. Step 4: Simplify right side
    1,281,031,738,217.50x = 1,242,734,054,287,326,218,027,008
  5. Step 5: Solve for x
    x = 1,242,734,054,287,326,218,027,008/1,281,031,738,217.50
  6. Step 6: Final answer
    x = 970,104,031,939.55

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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.