Home / 739,262,703.64-1,020,190,593.18-409,243,353.88

Finding the Fourth Proportional to 739,262,703.64, 1,020,190,593.18 and 409,243,353.88

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Solution

The fourth proportional to 739,262,703.64, 1,020,190,593.18 and 409,243,353.88 is: 564,760,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,262,703.64 : 1,020,190,593.18 = 409,243,353.88 : x
  2. Step 2: Convert to fraction form
    739,262,703.64/1,020,190,593.18 = 409,243,353.88/x
  3. Step 3: Cross multiply
    739,262,703.64x = 1,020,190,593.18 × 409,243,353.88
  4. Step 4: Simplify right side
    739,262,703.64x = 417,506,219,949,809,856
  5. Step 5: Solve for x
    x = 417,506,219,949,809,856/739,262,703.64
  6. Step 6: Final answer
    x = 564,760,291.43

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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.