Home / 1,767,779,901.28-2,439,595,156.89-964,051,251.37

Finding the Fourth Proportional to 1,767,779,901.28, 2,439,595,156.89 and 964,051,251.37

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Solution

The fourth proportional to 1,767,779,901.28, 2,439,595,156.89 and 964,051,251.37 is: 1,330,422,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,779,901.28 : 2,439,595,156.89 = 964,051,251.37 : x
  2. Step 2: Convert to fraction form
    1,767,779,901.28/2,439,595,156.89 = 964,051,251.37/x
  3. Step 3: Cross multiply
    1,767,779,901.28x = 2,439,595,156.89 × 964,051,251.37
  4. Step 4: Simplify right side
    1,767,779,901.28x = 2,351,894,763,835,995,648
  5. Step 5: Solve for x
    x = 2,351,894,763,835,995,648/1,767,779,901.28
  6. Step 6: Final answer
    x = 1,330,422,844.01

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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.