Home / 8,739,730,817.70-13,109,596,226.55-3,218,271,404.10

Finding the Fourth Proportional to 8,739,730,817.70, 13,109,596,226.55 and 3,218,271,404.10

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Solution

The fourth proportional to 8,739,730,817.70, 13,109,596,226.55 and 3,218,271,404.10 is: 4,827,407,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739,730,817.70 : 13,109,596,226.55 = 3,218,271,404.10 : x
  2. Step 2: Convert to fraction form
    8,739,730,817.70/13,109,596,226.55 = 3,218,271,404.10/x
  3. Step 3: Cross multiply
    8,739,730,817.70x = 13,109,596,226.55 × 3,218,271,404.10
  4. Step 4: Simplify right side
    8,739,730,817.70x = 42,190,238,655,203,123,200
  5. Step 5: Solve for x
    x = 42,190,238,655,203,123,200/8,739,730,817.70
  6. Step 6: Final answer
    x = 4,827,407,106.15

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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.