Home / 1,778,126,263.66-2,666,155,533.62-672,816,505.34

Finding the Fourth Proportional to 1,778,126,263.66, 2,666,155,533.62 and 672,816,505.34

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Solution

The fourth proportional to 1,778,126,263.66, 2,666,155,533.62 and 672,816,505.34 is: 1,008,833,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,126,263.66 : 2,666,155,533.62 = 672,816,505.34 : x
  2. Step 2: Convert to fraction form
    1,778,126,263.66/2,666,155,533.62 = 672,816,505.34/x
  3. Step 3: Cross multiply
    1,778,126,263.66x = 2,666,155,533.62 × 672,816,505.34
  4. Step 4: Simplify right side
    1,778,126,263.66x = 1,793,833,448,826,412,288
  5. Step 5: Solve for x
    x = 1,793,833,448,826,412,288/1,778,126,263.66
  6. Step 6: Final answer
    x = 1,008,833,560.07

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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.