Home / 8,557,056,141.60-12,835,584,212.40-7,373,430,746.40

Finding the Fourth Proportional to 8,557,056,141.60, 12,835,584,212.40 and 7,373,430,746.40

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Solution

The fourth proportional to 8,557,056,141.60, 12,835,584,212.40 and 7,373,430,746.40 is: 11,060,146,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,056,141.60 : 12,835,584,212.40 = 7,373,430,746.40 : x
  2. Step 2: Convert to fraction form
    8,557,056,141.60/12,835,584,212.40 = 7,373,430,746.40/x
  3. Step 3: Cross multiply
    8,557,056,141.60x = 12,835,584,212.40 × 7,373,430,746.40
  4. Step 4: Simplify right side
    8,557,056,141.60x = 94,642,291,279,716,581,376
  5. Step 5: Solve for x
    x = 94,642,291,279,716,581,376/8,557,056,141.60
  6. Step 6: Final answer
    x = 11,060,146,119.60

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Double scale
Find fourth proportional to 8,557,056,142.60, 12,835,584,213.90 and 7,373,430,747.40
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.