Home / 941,058,964.10-1,298,654,203.65-517,663,531.58

Finding the Fourth Proportional to 941,058,964.10, 1,298,654,203.65 and 517,663,531.58

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Solution

The fourth proportional to 941,058,964.10, 1,298,654,203.65 and 517,663,531.58 is: 714,371,731.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,058,964.10 : 1,298,654,203.65 = 517,663,531.58 : x
  2. Step 2: Convert to fraction form
    941,058,964.10/1,298,654,203.65 = 517,663,531.58/x
  3. Step 3: Cross multiply
    941,058,964.10x = 1,298,654,203.65 × 517,663,531.58
  4. Step 4: Simplify right side
    941,058,964.10x = 672,265,921,362,671,616
  5. Step 5: Solve for x
    x = 672,265,921,362,671,616/941,058,964.10
  6. Step 6: Final answer
    x = 714,371,731.22

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1.5x scale

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.