Home / 86,275,584,064.60-129,413,376,096.90-42,086,902,643.80

Finding the Fourth Proportional to 86,275,584,064.60, 129,413,376,096.90 and 42,086,902,643.80

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Solution

The fourth proportional to 86,275,584,064.60, 129,413,376,096.90 and 42,086,902,643.80 is: 63,130,353,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,275,584,064.60 : 129,413,376,096.90 = 42,086,902,643.80 : x
  2. Step 2: Convert to fraction form
    86,275,584,064.60/129,413,376,096.90 = 42,086,902,643.80/x
  3. Step 3: Cross multiply
    86,275,584,064.60x = 129,413,376,096.90 × 42,086,902,643.80
  4. Step 4: Simplify right side
    86,275,584,064.60x = 5,446,608,160,595,704,283,136
  5. Step 5: Solve for x
    x = 5,446,608,160,595,704,283,136/86,275,584,064.60
  6. Step 6: Final answer
    x = 63,130,353,965.70

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Double scale
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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.