Home / 6,842,106,420.51-9,442,106,940.92-3,712,981,812.51

Finding the Fourth Proportional to 6,842,106,420.51, 9,442,106,940.92 and 3,712,981,812.51

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Solution

The fourth proportional to 6,842,106,420.51, 9,442,106,940.92 and 3,712,981,812.51 is: 5,123,914,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842,106,420.51 : 9,442,106,940.92 = 3,712,981,812.51 : x
  2. Step 2: Convert to fraction form
    6,842,106,420.51/9,442,106,940.92 = 3,712,981,812.51/x
  3. Step 3: Cross multiply
    6,842,106,420.51x = 9,442,106,940.92 × 3,712,981,812.51
  4. Step 4: Simplify right side
    6,842,106,420.51x = 35,058,371,343,391,834,112
  5. Step 5: Solve for x
    x = 35,058,371,343,391,834,112/6,842,106,420.51
  6. Step 6: Final answer
    x = 5,123,914,945.01

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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.