Home / 173,291,223,983.44-239,106,078,315.28-100,046,185,445.20

Finding the Fourth Proportional to 173,291,223,983.44, 239,106,078,315.28 and 100,046,185,445.20

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Solution

The fourth proportional to 173,291,223,983.44, 239,106,078,315.28 and 100,046,185,445.20 is: 138,043,061,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,291,223,983.44 : 239,106,078,315.28 = 100,046,185,445.20 : x
  2. Step 2: Convert to fraction form
    173,291,223,983.44/239,106,078,315.28 = 100,046,185,445.20/x
  3. Step 3: Cross multiply
    173,291,223,983.44x = 239,106,078,315.28 × 100,046,185,445.20
  4. Step 4: Simplify right side
    173,291,223,983.44x = 23,921,651,052,205,018,447,872
  5. Step 5: Solve for x
    x = 23,921,651,052,205,018,447,872/173,291,223,983.44
  6. Step 6: Final answer
    x = 138,043,061,283.31

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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.