Home / 6,715,888,934.40-10,073,833,401.60-3,220,495,189.20

Finding the Fourth Proportional to 6,715,888,934.40, 10,073,833,401.60 and 3,220,495,189.20

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Solution

The fourth proportional to 6,715,888,934.40, 10,073,833,401.60 and 3,220,495,189.20 is: 4,830,742,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715,888,934.40 : 10,073,833,401.60 = 3,220,495,189.20 : x
  2. Step 2: Convert to fraction form
    6,715,888,934.40/10,073,833,401.60 = 3,220,495,189.20/x
  3. Step 3: Cross multiply
    6,715,888,934.40x = 10,073,833,401.60 × 3,220,495,189.20
  4. Step 4: Simplify right side
    6,715,888,934.40x = 32,442,732,006,655,070,208
  5. Step 5: Solve for x
    x = 32,442,732,006,655,070,208/6,715,888,934.40
  6. Step 6: Final answer
    x = 4,830,742,783.80

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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.