Home / 19,251,217,042.70-26,535,983,387.56-15,175,472,155.34

Finding the Fourth Proportional to 19,251,217,042.70, 26,535,983,387.56 and 15,175,472,155.34

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Solution

The fourth proportional to 19,251,217,042.70, 26,535,983,387.56 and 15,175,472,155.34 is: 20,917,954,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,217,042.70 : 26,535,983,387.56 = 15,175,472,155.34 : x
  2. Step 2: Convert to fraction form
    19,251,217,042.70/26,535,983,387.56 = 15,175,472,155.34/x
  3. Step 3: Cross multiply
    19,251,217,042.70x = 26,535,983,387.56 × 15,175,472,155.34
  4. Step 4: Simplify right side
    19,251,217,042.70x = 402,696,077,012,481,605,632
  5. Step 5: Solve for x
    x = 402,696,077,012,481,605,632/19,251,217,042.70
  6. Step 6: Final answer
    x = 20,917,954,232.16

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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.