Home / 1,994,544,047.20-2,991,816,070.80-1,341,509,346.40

Finding the Fourth Proportional to 1,994,544,047.20, 2,991,816,070.80 and 1,341,509,346.40

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Solution

The fourth proportional to 1,994,544,047.20, 2,991,816,070.80 and 1,341,509,346.40 is: 2,012,264,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,047.20 : 2,991,816,070.80 = 1,341,509,346.40 : x
  2. Step 2: Convert to fraction form
    1,994,544,047.20/2,991,816,070.80 = 1,341,509,346.40/x
  3. Step 3: Cross multiply
    1,994,544,047.20x = 2,991,816,070.80 × 1,341,509,346.40
  4. Step 4: Simplify right side
    1,994,544,047.20x = 4,013,549,221,687,924,736
  5. Step 5: Solve for x
    x = 4,013,549,221,687,924,736/1,994,544,047.20
  6. Step 6: Final answer
    x = 2,012,264,019.60

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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.