Home / 8,900,756,056.80-13,353,047,272.80-2,690,549,107.20

Finding the Fourth Proportional to 8,900,756,056.80, 13,353,047,272.80 and 2,690,549,107.20

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Solution

The fourth proportional to 8,900,756,056.80, 13,353,047,272.80 and 2,690,549,107.20 is: 4,036,401,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900,756,056.80 : 13,353,047,272.80 = 2,690,549,107.20 : x
  2. Step 2: Convert to fraction form
    8,900,756,056.80/13,353,047,272.80 = 2,690,549,107.20/x
  3. Step 3: Cross multiply
    8,900,756,056.80x = 13,353,047,272.80 × 2,690,549,107.20
  4. Step 4: Simplify right side
    8,900,756,056.80x = 35,927,029,418,231,431,168
  5. Step 5: Solve for x
    x = 35,927,029,418,231,431,168/8,900,756,056.80
  6. Step 6: Final answer
    x = 4,036,401,985.29

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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.