Home / 8,088,768,827.60-12,133,153,241.40-6,905,143,432.40

Finding the Fourth Proportional to 8,088,768,827.60, 12,133,153,241.40 and 6,905,143,432.40

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Solution

The fourth proportional to 8,088,768,827.60, 12,133,153,241.40 and 6,905,143,432.40 is: 10,357,715,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,768,827.60 : 12,133,153,241.40 = 6,905,143,432.40 : x
  2. Step 2: Convert to fraction form
    8,088,768,827.60/12,133,153,241.40 = 6,905,143,432.40/x
  3. Step 3: Cross multiply
    8,088,768,827.60x = 12,133,153,241.40 × 6,905,143,432.40
  4. Step 4: Simplify right side
    8,088,768,827.60x = 83,781,163,419,155,972,096
  5. Step 5: Solve for x
    x = 83,781,163,419,155,972,096/8,088,768,827.60
  6. Step 6: Final answer
    x = 10,357,715,148.60

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Double scale
Find fourth proportional to 8,088,768,828.60, 12,133,153,242.90 and 6,905,143,433.40
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.