Home / 15,480,037,392.50-23,220,141,125.79-3,847,856,784.50

Finding the Fourth Proportional to 15,480,037,392.50, 23,220,141,125.79 and 3,847,856,784.50

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Solution

The fourth proportional to 15,480,037,392.50, 23,220,141,125.79 and 3,847,856,784.50 is: 5,771,806,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480,037,392.50 : 23,220,141,125.79 = 3,847,856,784.50 : x
  2. Step 2: Convert to fraction form
    15,480,037,392.50/23,220,141,125.79 = 3,847,856,784.50/x
  3. Step 3: Cross multiply
    15,480,037,392.50x = 23,220,141,125.79 × 3,847,856,784.50
  4. Step 4: Simplify right side
    15,480,037,392.50x = 89,347,777,567,918,522,368
  5. Step 5: Solve for x
    x = 89,347,777,567,918,522,368/15,480,037,392.50
  6. Step 6: Final answer
    x = 5,771,806,314.32

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Double scale
Find fourth proportional to 15,480,037,393.50, 23,220,141,127.29 and 3,847,856,785.50
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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.