Home / 21,560,257,893.60-32,340,386,840.40-5,220,953,445.60

Finding the Fourth Proportional to 21,560,257,893.60, 32,340,386,840.40 and 5,220,953,445.60

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Solution

The fourth proportional to 21,560,257,893.60, 32,340,386,840.40 and 5,220,953,445.60 is: 7,831,430,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,257,893.60 : 32,340,386,840.40 = 5,220,953,445.60 : x
  2. Step 2: Convert to fraction form
    21,560,257,893.60/32,340,386,840.40 = 5,220,953,445.60/x
  3. Step 3: Cross multiply
    21,560,257,893.60x = 32,340,386,840.40 × 5,220,953,445.60
  4. Step 4: Simplify right side
    21,560,257,893.60x = 168,847,654,106,423,296,000
  5. Step 5: Solve for x
    x = 168,847,654,106,423,296,000/21,560,257,893.60
  6. Step 6: Final answer
    x = 7,831,430,168.40

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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.