Home / 15,718,395,932.64-21,701,175,724.08-10,005,903,559.52

Finding the Fourth Proportional to 15,718,395,932.64, 21,701,175,724.08 and 10,005,903,559.52

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Solution

The fourth proportional to 15,718,395,932.64, 21,701,175,724.08 and 10,005,903,559.52 is: 13,814,378,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,718,395,932.64 : 21,701,175,724.08 = 10,005,903,559.52 : x
  2. Step 2: Convert to fraction form
    15,718,395,932.64/21,701,175,724.08 = 10,005,903,559.52/x
  3. Step 3: Cross multiply
    15,718,395,932.64x = 21,701,175,724.08 × 10,005,903,559.52
  4. Step 4: Simplify right side
    15,718,395,932.64x = 217,139,871,423,341,101,056
  5. Step 5: Solve for x
    x = 217,139,871,423,341,101,056/15,718,395,932.64
  6. Step 6: Final answer
    x = 13,814,378,537.98

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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.