Home / 1,994,544,007.60-2,991,816,011.40-1,831,285,332.40

Finding the Fourth Proportional to 1,994,544,007.60, 2,991,816,011.40 and 1,831,285,332.40

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Solution

The fourth proportional to 1,994,544,007.60, 2,991,816,011.40 and 1,831,285,332.40 is: 2,746,927,998.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,544,007.60 : 2,991,816,011.40 = 1,831,285,332.40 : x
  2. Step 2: Convert to fraction form
    1,994,544,007.60/2,991,816,011.40 = 1,831,285,332.40/x
  3. Step 3: Cross multiply
    1,994,544,007.60x = 2,991,816,011.40 × 1,831,285,332.40
  4. Step 4: Simplify right side
    1,994,544,007.60x = 5,478,868,778,916,291,584
  5. Step 5: Solve for x
    x = 5,478,868,778,916,291,584/1,994,544,007.60
  6. Step 6: Final answer
    x = 2,746,927,998.60

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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.