Home / 941,058,962.10-1,298,654,200.89-517,663,529.58

Finding the Fourth Proportional to 941,058,962.10, 1,298,654,200.89 and 517,663,529.58

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Solution

The fourth proportional to 941,058,962.10, 1,298,654,200.89 and 517,663,529.58 is: 714,371,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,058,962.10 : 1,298,654,200.89 = 517,663,529.58 : x
  2. Step 2: Convert to fraction form
    941,058,962.10/1,298,654,200.89 = 517,663,529.58/x
  3. Step 3: Cross multiply
    941,058,962.10x = 1,298,654,200.89 × 517,663,529.58
  4. Step 4: Simplify right side
    941,058,962.10x = 672,265,917,336,611,840
  5. Step 5: Solve for x
    x = 672,265,917,336,611,840/941,058,962.10
  6. Step 6: Final answer
    x = 714,371,728.46

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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.