Home / 1,574,642,721.30-2,361,964,081.95-483,984,071.70

Finding the Fourth Proportional to 1,574,642,721.30, 2,361,964,081.95 and 483,984,071.70

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Solution

The fourth proportional to 1,574,642,721.30, 2,361,964,081.95 and 483,984,071.70 is: 725,976,107.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,642,721.30 : 2,361,964,081.95 = 483,984,071.70 : x
  2. Step 2: Convert to fraction form
    1,574,642,721.30/2,361,964,081.95 = 483,984,071.70/x
  3. Step 3: Cross multiply
    1,574,642,721.30x = 2,361,964,081.95 × 483,984,071.70
  4. Step 4: Simplify right side
    1,574,642,721.30x = 1,143,152,993,591,313,408
  5. Step 5: Solve for x
    x = 1,143,152,993,591,313,408/1,574,642,721.30
  6. Step 6: Final answer
    x = 725,976,107.55

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Double scale
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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.