Home / 784,993,468.60-1,083,298,251.72-432,582,071.14

Finding the Fourth Proportional to 784,993,468.60, 1,083,298,251.72 and 432,582,071.14

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Solution

The fourth proportional to 784,993,468.60, 1,083,298,251.72 and 432,582,071.14 is: 596,967,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,993,468.60 : 1,083,298,251.72 = 432,582,071.14 : x
  2. Step 2: Convert to fraction form
    784,993,468.60/1,083,298,251.72 = 432,582,071.14/x
  3. Step 3: Cross multiply
    784,993,468.60x = 1,083,298,251.72 × 432,582,071.14
  4. Step 4: Simplify right side
    784,993,468.60x = 468,615,401,391,378,688
  5. Step 5: Solve for x
    x = 468,615,401,391,378,688/784,993,468.60
  6. Step 6: Final answer
    x = 596,967,261.69

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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.