Home / 963,119,876.04-1,329,112,231.38-523,086,728.04

Finding the Fourth Proportional to 963,119,876.04, 1,329,112,231.38 and 523,086,728.04

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Solution

The fourth proportional to 963,119,876.04, 1,329,112,231.38 and 523,086,728.04 is: 721,863,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,119,876.04 : 1,329,112,231.38 = 523,086,728.04 : x
  2. Step 2: Convert to fraction form
    963,119,876.04/1,329,112,231.38 = 523,086,728.04/x
  3. Step 3: Cross multiply
    963,119,876.04x = 1,329,112,231.38 × 523,086,728.04
  4. Step 4: Simplify right side
    963,119,876.04x = 695,240,968,310,507,648
  5. Step 5: Solve for x
    x = 695,240,968,310,507,648/963,119,876.04
  6. Step 6: Final answer
    x = 721,863,379.22

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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.