Home / 753,021,566.10-1,129,532,349.15-268,172,414.10

Finding the Fourth Proportional to 753,021,566.10, 1,129,532,349.15 and 268,172,414.10

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Solution

The fourth proportional to 753,021,566.10, 1,129,532,349.15 and 268,172,414.10 is: 402,258,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,021,566.10 : 1,129,532,349.15 = 268,172,414.10 : x
  2. Step 2: Convert to fraction form
    753,021,566.10/1,129,532,349.15 = 268,172,414.10/x
  3. Step 3: Cross multiply
    753,021,566.10x = 1,129,532,349.15 × 268,172,414.10
  4. Step 4: Simplify right side
    753,021,566.10x = 302,909,416,875,599,616
  5. Step 5: Solve for x
    x = 302,909,416,875,599,616/753,021,566.10
  6. Step 6: Final answer
    x = 402,258,621.15

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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.