Home / 1,618,734,264.74-2,424,423,928.80-1,266,786,964.34

Finding the Fourth Proportional to 1,618,734,264.74, 2,424,423,928.80 and 1,266,786,964.34

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Solution

The fourth proportional to 1,618,734,264.74, 2,424,423,928.80 and 1,266,786,964.34 is: 1,897,302,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,734,264.74 : 2,424,423,928.80 = 1,266,786,964.34 : x
  2. Step 2: Convert to fraction form
    1,618,734,264.74/2,424,423,928.80 = 1,266,786,964.34/x
  3. Step 3: Cross multiply
    1,618,734,264.74x = 2,424,423,928.80 × 1,266,786,964.34
  4. Step 4: Simplify right side
    1,618,734,264.74x = 3,071,228,629,037,808,128
  5. Step 5: Solve for x
    x = 3,071,228,629,037,808,128/1,618,734,264.74
  6. Step 6: Final answer
    x = 1,897,302,538.12

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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.