Home / 971,654,229,696.45-1,340,237,187,955.50-624,862,942,486.20

Finding the Fourth Proportional to 971,654,229,696.45, 1,340,237,187,955.50 and 624,862,942,486.20

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Solution

The fourth proportional to 971,654,229,696.45, 1,340,237,187,955.50 and 624,862,942,486.20 is: 861,895,648,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,654,229,696.45 : 1,340,237,187,955.50 = 624,862,942,486.20 : x
  2. Step 2: Convert to fraction form
    971,654,229,696.45/1,340,237,187,955.50 = 624,862,942,486.20/x
  3. Step 3: Cross multiply
    971,654,229,696.45x = 1,340,237,187,955.50 × 624,862,942,486.20
  4. Step 4: Simplify right side
    971,654,229,696.45x = 837,464,552,895,304,012,136,448
  5. Step 5: Solve for x
    x = 837,464,552,895,304,012,136,448/971,654,229,696.45
  6. Step 6: Final answer
    x = 861,895,648,987.12

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Double scale
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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.