Home / 8,177,103,654.80-12,265,655,482.20-3,521,208,102.80

Finding the Fourth Proportional to 8,177,103,654.80, 12,265,655,482.20 and 3,521,208,102.80

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Solution

The fourth proportional to 8,177,103,654.80, 12,265,655,482.20 and 3,521,208,102.80 is: 5,281,812,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,103,654.80 : 12,265,655,482.20 = 3,521,208,102.80 : x
  2. Step 2: Convert to fraction form
    8,177,103,654.80/12,265,655,482.20 = 3,521,208,102.80/x
  3. Step 3: Cross multiply
    8,177,103,654.80x = 12,265,655,482.20 × 3,521,208,102.80
  4. Step 4: Simplify right side
    8,177,103,654.80x = 43,189,925,470,075,887,616
  5. Step 5: Solve for x
    x = 43,189,925,470,075,887,616/8,177,103,654.80
  6. Step 6: Final answer
    x = 5,281,812,154.20

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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.