Home / 1,865,087,789.28-2,574,046,844.56-1,061,510,664.96

Finding the Fourth Proportional to 1,865,087,789.28, 2,574,046,844.56 and 1,061,510,664.96

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Solution

The fourth proportional to 1,865,087,789.28, 2,574,046,844.56 and 1,061,510,664.96 is: 1,465,013,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,087,789.28 : 2,574,046,844.56 = 1,061,510,664.96 : x
  2. Step 2: Convert to fraction form
    1,865,087,789.28/2,574,046,844.56 = 1,061,510,664.96/x
  3. Step 3: Cross multiply
    1,865,087,789.28x = 2,574,046,844.56 × 1,061,510,664.96
  4. Step 4: Simplify right side
    1,865,087,789.28x = 2,732,378,177,607,075,328
  5. Step 5: Solve for x
    x = 2,732,378,177,607,075,328/1,865,087,789.28
  6. Step 6: Final answer
    x = 1,465,013,171.67

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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.