Home / 13,055,574,792.95-18,016,754,227.01-7,417,100,042.76

Finding the Fourth Proportional to 13,055,574,792.95, 18,016,754,227.01 and 7,417,100,042.76

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Solution

The fourth proportional to 13,055,574,792.95, 18,016,754,227.01 and 7,417,100,042.76 is: 10,235,632,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,574,792.95 : 18,016,754,227.01 = 7,417,100,042.76 : x
  2. Step 2: Convert to fraction form
    13,055,574,792.95/18,016,754,227.01 = 7,417,100,042.76/x
  3. Step 3: Cross multiply
    13,055,574,792.95x = 18,016,754,227.01 × 7,417,100,042.76
  4. Step 4: Simplify right side
    13,055,574,792.95x = 133,632,068,547,654,008,832
  5. Step 5: Solve for x
    x = 133,632,068,547,654,008,832/13,055,574,792.95
  6. Step 6: Final answer
    x = 10,235,632,721.42

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Double scale
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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.