Home / 1,553,681,401.71-2,144,081,194.48-839,216,951.34

Finding the Fourth Proportional to 1,553,681,401.71, 2,144,081,194.48 and 839,216,951.34

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Solution

The fourth proportional to 1,553,681,401.71, 2,144,081,194.48 and 839,216,951.34 is: 1,158,119,857.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,681,401.71 : 2,144,081,194.48 = 839,216,951.34 : x
  2. Step 2: Convert to fraction form
    1,553,681,401.71/2,144,081,194.48 = 839,216,951.34/x
  3. Step 3: Cross multiply
    1,553,681,401.71x = 2,144,081,194.48 × 839,216,951.34
  4. Step 4: Simplify right side
    1,553,681,401.71x = 1,799,349,283,451,568,384
  5. Step 5: Solve for x
    x = 1,799,349,283,451,568,384/1,553,681,401.71
  6. Step 6: Final answer
    x = 1,158,119,857.43

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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.