Home / 1,865,087,937.64-2,574,047,048.88-1,061,510,813.80

Finding the Fourth Proportional to 1,865,087,937.64, 2,574,047,048.88 and 1,061,510,813.80

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Solution

The fourth proportional to 1,865,087,937.64, 2,574,047,048.88 and 1,061,510,813.80 is: 1,465,013,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,087,937.64 : 2,574,047,048.88 = 1,061,510,813.80 : x
  2. Step 2: Convert to fraction form
    1,865,087,937.64/2,574,047,048.88 = 1,061,510,813.80/x
  3. Step 3: Cross multiply
    1,865,087,937.64x = 2,574,047,048.88 × 1,061,510,813.80
  4. Step 4: Simplify right side
    1,865,087,937.64x = 2,732,378,777,616,097,280
  5. Step 5: Solve for x
    x = 2,732,378,777,616,097,280/1,865,087,937.64
  6. Step 6: Final answer
    x = 1,465,013,376.83

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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.