Home / 7,261,167,289.60-10,891,750,934.40-6,228,045,985.60

Finding the Fourth Proportional to 7,261,167,289.60, 10,891,750,934.40 and 6,228,045,985.60

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Solution

The fourth proportional to 7,261,167,289.60, 10,891,750,934.40 and 6,228,045,985.60 is: 9,342,068,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,167,289.60 : 10,891,750,934.40 = 6,228,045,985.60 : x
  2. Step 2: Convert to fraction form
    7,261,167,289.60/10,891,750,934.40 = 6,228,045,985.60/x
  3. Step 3: Cross multiply
    7,261,167,289.60x = 10,891,750,934.40 × 6,228,045,985.60
  4. Step 4: Simplify right side
    7,261,167,289.60x = 67,834,325,683,144,974,336
  5. Step 5: Solve for x
    x = 67,834,325,683,144,974,336/7,261,167,289.60
  6. Step 6: Final answer
    x = 9,342,068,978.40

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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.