Home / 1,865,087,935.64-2,574,047,046.12-1,061,510,811.80

Finding the Fourth Proportional to 1,865,087,935.64, 2,574,047,046.12 and 1,061,510,811.80

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Solution

The fourth proportional to 1,865,087,935.64, 2,574,047,046.12 and 1,061,510,811.80 is: 1,465,013,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,087,935.64 : 2,574,047,046.12 = 1,061,510,811.80 : x
  2. Step 2: Convert to fraction form
    1,865,087,935.64/2,574,047,046.12 = 1,061,510,811.80/x
  3. Step 3: Cross multiply
    1,865,087,935.64x = 2,574,047,046.12 × 1,061,510,811.80
  4. Step 4: Simplify right side
    1,865,087,935.64x = 2,732,378,769,538,232,832
  5. Step 5: Solve for x
    x = 2,732,378,769,538,232,832/1,865,087,935.64
  6. Step 6: Final answer
    x = 1,465,013,374.07

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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.