Home / 852,196,677.70-1,275,607,630.95-825,322,821.70

Finding the Fourth Proportional to 852,196,677.70, 1,275,607,630.95 and 825,322,821.70

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Solution

The fourth proportional to 852,196,677.70, 1,275,607,630.95 and 825,322,821.70 is: 1,235,381,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,196,677.70 : 1,275,607,630.95 = 825,322,821.70 : x
  2. Step 2: Convert to fraction form
    852,196,677.70/1,275,607,630.95 = 825,322,821.70/x
  3. Step 3: Cross multiply
    852,196,677.70x = 1,275,607,630.95 × 825,322,821.70
  4. Step 4: Simplify right side
    852,196,677.70x = 1,052,788,089,357,706,368
  5. Step 5: Solve for x
    x = 1,052,788,089,357,706,368/852,196,677.70
  6. Step 6: Final answer
    x = 1,235,381,593.13

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1.5x scale

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.