Home / 1,084,569,896.94-1,496,870,063.21-661,429,044

Finding the Fourth Proportional to 1,084,569,896.94, 1,496,870,063.21 and 661,429,044

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Solution

The fourth proportional to 1,084,569,896.94, 1,496,870,063.21 and 661,429,044 is: 912,871,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,569,896.94 : 1,496,870,063.21 = 661,429,044 : x
  2. Step 2: Convert to fraction form
    1,084,569,896.94/1,496,870,063.21 = 661,429,044/x
  3. Step 3: Cross multiply
    1,084,569,896.94x = 1,496,870,063.21 × 661,429,044
  4. Step 4: Simplify right side
    1,084,569,896.94x = 990,073,334,897,902,720
  5. Step 5: Solve for x
    x = 990,073,334,897,902,720/1,084,569,896.94
  6. Step 6: Final answer
    x = 912,871,856.11

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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.