Home / 846,597,696.32-1,168,041,244.49-489,235,281.92

Finding the Fourth Proportional to 846,597,696.32, 1,168,041,244.49 and 489,235,281.92

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Solution

The fourth proportional to 846,597,696.32, 1,168,041,244.49 and 489,235,281.92 is: 674,992,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,597,696.32 : 1,168,041,244.49 = 489,235,281.92 : x
  2. Step 2: Convert to fraction form
    846,597,696.32/1,168,041,244.49 = 489,235,281.92/x
  3. Step 3: Cross multiply
    846,597,696.32x = 1,168,041,244.49 × 489,235,281.92
  4. Step 4: Simplify right side
    846,597,696.32x = 571,446,987,533,966,400
  5. Step 5: Solve for x
    x = 571,446,987,533,966,400/846,597,696.32
  6. Step 6: Final answer
    x = 674,992,372.44

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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.