Home / 434,165,492.39-650,882,088.63-188,336,939.73

Finding the Fourth Proportional to 434,165,492.39, 650,882,088.63 and 188,336,939.73

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Solution

The fourth proportional to 434,165,492.39, 650,882,088.63 and 188,336,939.73 is: 282,346,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,165,492.39 : 650,882,088.63 = 188,336,939.73 : x
  2. Step 2: Convert to fraction form
    434,165,492.39/650,882,088.63 = 188,336,939.73/x
  3. Step 3: Cross multiply
    434,165,492.39x = 650,882,088.63 × 188,336,939.73
  4. Step 4: Simplify right side
    434,165,492.39x = 122,585,140,697,644,816
  5. Step 5: Solve for x
    x = 122,585,140,697,644,816/434,165,492.39
  6. Step 6: Final answer
    x = 282,346,577.16

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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.