Home / 1,065,868,398.58-1,470,799,680.06-589,548,515.72

Finding the Fourth Proportional to 1,065,868,398.58, 1,470,799,680.06 and 589,548,515.72

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Solution

The fourth proportional to 1,065,868,398.58, 1,470,799,680.06 and 589,548,515.72 is: 813,522,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,868,398.58 : 1,470,799,680.06 = 589,548,515.72 : x
  2. Step 2: Convert to fraction form
    1,065,868,398.58/1,470,799,680.06 = 589,548,515.72/x
  3. Step 3: Cross multiply
    1,065,868,398.58x = 1,470,799,680.06 × 589,548,515.72
  4. Step 4: Simplify right side
    1,065,868,398.58x = 867,107,768,293,469,952
  5. Step 5: Solve for x
    x = 867,107,768,293,469,952/1,065,868,398.58
  6. Step 6: Final answer
    x = 813,522,353.65

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Double scale
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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.