Home / 725,772,002,864.58-1,001,565,461,989.70-400,611,356,038.82

Finding the Fourth Proportional to 725,772,002,864.58, 1,001,565,461,989.70 and 400,611,356,038.82

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Solution

The fourth proportional to 725,772,002,864.58, 1,001,565,461,989.70 and 400,611,356,038.82 is: 552,843,725,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,772,002,864.58 : 1,001,565,461,989.70 = 400,611,356,038.82 : x
  2. Step 2: Convert to fraction form
    725,772,002,864.58/1,001,565,461,989.70 = 400,611,356,038.82/x
  3. Step 3: Cross multiply
    725,772,002,864.58x = 1,001,565,461,989.70 × 400,611,356,038.82
  4. Step 4: Simplify right side
    725,772,002,864.58x = 401,238,497,889,340,943,761,408
  5. Step 5: Solve for x
    x = 401,238,497,889,340,943,761,408/725,772,002,864.58
  6. Step 6: Final answer
    x = 552,843,725,447.77

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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.