Home / 971,654,229,695.45-1,340,237,187,954.10-624,862,942,485.20

Finding the Fourth Proportional to 971,654,229,695.45, 1,340,237,187,954.10 and 624,862,942,485.20

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Solution

The fourth proportional to 971,654,229,695.45, 1,340,237,187,954.10 and 624,862,942,485.20 is: 861,895,648,985.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,654,229,695.45 : 1,340,237,187,954.10 = 624,862,942,485.20 : x
  2. Step 2: Convert to fraction form
    971,654,229,695.45/1,340,237,187,954.10 = 624,862,942,485.20/x
  3. Step 3: Cross multiply
    971,654,229,695.45x = 1,340,237,187,954.10 × 624,862,942,485.20
  4. Step 4: Simplify right side
    971,654,229,695.45x = 837,464,552,893,089,016,971,264
  5. Step 5: Solve for x
    x = 837,464,552,893,089,016,971,264/971,654,229,695.45
  6. Step 6: Final answer
    x = 861,895,648,985.73

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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.