Home / 8,506,197,308.40-12,759,295,962.60-7,359,579,452.40

Finding the Fourth Proportional to 8,506,197,308.40, 12,759,295,962.60 and 7,359,579,452.40

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Solution

The fourth proportional to 8,506,197,308.40, 12,759,295,962.60 and 7,359,579,452.40 is: 11,039,369,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,197,308.40 : 12,759,295,962.60 = 7,359,579,452.40 : x
  2. Step 2: Convert to fraction form
    8,506,197,308.40/12,759,295,962.60 = 7,359,579,452.40/x
  3. Step 3: Cross multiply
    8,506,197,308.40x = 12,759,295,962.60 × 7,359,579,452.40
  4. Step 4: Simplify right side
    8,506,197,308.40x = 93,903,052,393,441,230,848
  5. Step 5: Solve for x
    x = 93,903,052,393,441,230,848/8,506,197,308.40
  6. Step 6: Final answer
    x = 11,039,369,178.60

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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.