Home / 6,438,549,386.20-9,657,824,079.30-2,298,127,984.60

Finding the Fourth Proportional to 6,438,549,386.20, 9,657,824,079.30 and 2,298,127,984.60

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Solution

The fourth proportional to 6,438,549,386.20, 9,657,824,079.30 and 2,298,127,984.60 is: 3,447,191,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,549,386.20 : 9,657,824,079.30 = 2,298,127,984.60 : x
  2. Step 2: Convert to fraction form
    6,438,549,386.20/9,657,824,079.30 = 2,298,127,984.60/x
  3. Step 3: Cross multiply
    6,438,549,386.20x = 9,657,824,079.30 × 2,298,127,984.60
  4. Step 4: Simplify right side
    6,438,549,386.20x = 22,194,915,786,983,055,360
  5. Step 5: Solve for x
    x = 22,194,915,786,983,055,360/6,438,549,386.20
  6. Step 6: Final answer
    x = 3,447,191,976.90

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Double scale
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Similar ratio
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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.