Home / 1,264,259,931.57-1,895,527,966.40-641,273,874.01

Finding the Fourth Proportional to 1,264,259,931.57, 1,895,527,966.40 and 641,273,874.01

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Solution

The fourth proportional to 1,264,259,931.57, 1,895,527,966.40 and 641,273,874.01 is: 961,473,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,259,931.57 : 1,895,527,966.40 = 641,273,874.01 : x
  2. Step 2: Convert to fraction form
    1,264,259,931.57/1,895,527,966.40 = 641,273,874.01/x
  3. Step 3: Cross multiply
    1,264,259,931.57x = 1,895,527,966.40 × 641,273,874.01
  4. Step 4: Simplify right side
    1,264,259,931.57x = 1,215,552,562,302,052,864
  5. Step 5: Solve for x
    x = 1,215,552,562,302,052,864/1,264,259,931.57
  6. Step 6: Final answer
    x = 961,473,611.52

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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.