Home / 1,248,521,668.80-1,722,959,303.68-746,730,443.84

Finding the Fourth Proportional to 1,248,521,668.80, 1,722,959,303.68 and 746,730,443.84

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Solution

The fourth proportional to 1,248,521,668.80, 1,722,959,303.68 and 746,730,443.84 is: 1,030,487,654.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,521,668.80 : 1,722,959,303.68 = 746,730,443.84 : x
  2. Step 2: Convert to fraction form
    1,248,521,668.80/1,722,959,303.68 = 746,730,443.84/x
  3. Step 3: Cross multiply
    1,248,521,668.80x = 1,722,959,303.68 × 746,730,443.84
  4. Step 4: Simplify right side
    1,248,521,668.80x = 1,286,586,165,555,223,808
  5. Step 5: Solve for x
    x = 1,286,586,165,555,223,808/1,248,521,668.80
  6. Step 6: Final answer
    x = 1,030,487,654.08

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Double scale
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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.