Home / 1,827,072,740.28-2,521,362,932.46-991,697,483.64

Finding the Fourth Proportional to 1,827,072,740.28, 2,521,362,932.46 and 991,697,483.64

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Solution

The fourth proportional to 1,827,072,740.28, 2,521,362,932.46 and 991,697,483.64 is: 1,368,543,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,072,740.28 : 2,521,362,932.46 = 991,697,483.64 : x
  2. Step 2: Convert to fraction form
    1,827,072,740.28/2,521,362,932.46 = 991,697,483.64/x
  3. Step 3: Cross multiply
    1,827,072,740.28x = 2,521,362,932.46 × 991,697,483.64
  4. Step 4: Simplify right side
    1,827,072,740.28x = 2,500,429,275,463,753,216
  5. Step 5: Solve for x
    x = 2,500,429,275,463,753,216/1,827,072,740.28
  6. Step 6: Final answer
    x = 1,368,543,911.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.