Home / 137,701,113.44-190,031,717.36-75,823,666.40

Finding the Fourth Proportional to 137,701,113.44, 190,031,717.36 and 75,823,666.40

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Solution

The fourth proportional to 137,701,113.44, 190,031,717.36 and 75,823,666.40 is: 104,638,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,701,113.44 : 190,031,717.36 = 75,823,666.40 : x
  2. Step 2: Convert to fraction form
    137,701,113.44/190,031,717.36 = 75,823,666.40/x
  3. Step 3: Cross multiply
    137,701,113.44x = 190,031,717.36 × 75,823,666.40
  4. Step 4: Simplify right side
    137,701,113.44x = 14,408,901,542,523,730
  5. Step 5: Solve for x
    x = 14,408,901,542,523,730/137,701,113.44
  6. Step 6: Final answer
    x = 104,638,961.75

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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.