Home / 838,147,074.08-1,156,654,946-480,973,056.80

Finding the Fourth Proportional to 838,147,074.08, 1,156,654,946 and 480,973,056.80

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Solution

The fourth proportional to 838,147,074.08, 1,156,654,946 and 480,973,056.80 is: 663,749,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,147,074.08 : 1,156,654,946 = 480,973,056.80 : x
  2. Step 2: Convert to fraction form
    838,147,074.08/1,156,654,946 = 480,973,056.80/x
  3. Step 3: Cross multiply
    838,147,074.08x = 1,156,654,946 × 480,973,056.80
  4. Step 4: Simplify right side
    838,147,074.08x = 556,319,865,040,458,944
  5. Step 5: Solve for x
    x = 556,319,865,040,458,944/838,147,074.08
  6. Step 6: Final answer
    x = 663,749,695.30

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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.