Home / 2,820,213,689.80-4,230,320,534.70-881,513,811.40

Finding the Fourth Proportional to 2,820,213,689.80, 4,230,320,534.70 and 881,513,811.40

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Solution

The fourth proportional to 2,820,213,689.80, 4,230,320,534.70 and 881,513,811.40 is: 1,322,270,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,213,689.80 : 4,230,320,534.70 = 881,513,811.40 : x
  2. Step 2: Convert to fraction form
    2,820,213,689.80/4,230,320,534.70 = 881,513,811.40/x
  3. Step 3: Cross multiply
    2,820,213,689.80x = 4,230,320,534.70 × 881,513,811.40
  4. Step 4: Simplify right side
    2,820,213,689.80x = 3,729,085,977,987,082,752
  5. Step 5: Solve for x
    x = 3,729,085,977,987,082,752/2,820,213,689.80
  6. Step 6: Final answer
    x = 1,322,270,717.10

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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.