Home / 3,580,312,962.78-5,371,300,260.81-1,126,586,092.38

Finding the Fourth Proportional to 3,580,312,962.78, 5,371,300,260.81 and 1,126,586,092.38

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Solution

The fourth proportional to 3,580,312,962.78, 5,371,300,260.81 and 1,126,586,092.38 is: 1,690,140,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,312,962.78 : 5,371,300,260.81 = 1,126,586,092.38 : x
  2. Step 2: Convert to fraction form
    3,580,312,962.78/5,371,300,260.81 = 1,126,586,092.38/x
  3. Step 3: Cross multiply
    3,580,312,962.78x = 5,371,300,260.81 × 1,126,586,092.38
  4. Step 4: Simplify right side
    3,580,312,962.78x = 6,051,232,171,825,613,824
  5. Step 5: Solve for x
    x = 6,051,232,171,825,613,824/3,580,312,962.78
  6. Step 6: Final answer
    x = 1,690,140,564.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.