Home / 1,285,504,088,862.80-1,773,995,932,196.10-707,440,607,640.14

Finding the Fourth Proportional to 1,285,504,088,862.80, 1,773,995,932,196.10 and 707,440,607,640.14

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Solution

The fourth proportional to 1,285,504,088,862.80, 1,773,995,932,196.10 and 707,440,607,640.14 is: 976,268,197,897.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,504,088,862.80 : 1,773,995,932,196.10 = 707,440,607,640.14 : x
  2. Step 2: Convert to fraction form
    1,285,504,088,862.80/1,773,995,932,196.10 = 707,440,607,640.14/x
  3. Step 3: Cross multiply
    1,285,504,088,862.80x = 1,773,995,932,196.10 × 707,440,607,640.14
  4. Step 4: Simplify right side
    1,285,504,088,862.80x = 1,254,996,760,223,945,733,439,488
  5. Step 5: Solve for x
    x = 1,254,996,760,223,945,733,439,488/1,285,504,088,862.80
  6. Step 6: Final answer
    x = 976,268,197,897.49

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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.