Home / 108,657,408-149,968,523.52-62,278,752

Finding the Fourth Proportional to 108,657,408, 149,968,523.52 and 62,278,752

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Solution

The fourth proportional to 108,657,408, 149,968,523.52 and 62,278,752 is: 85,956,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,657,408 : 149,968,523.52 = 62,278,752 : x
  2. Step 2: Convert to fraction form
    108,657,408/149,968,523.52 = 62,278,752/x
  3. Step 3: Cross multiply
    108,657,408x = 149,968,523.52 × 62,278,752
  4. Step 4: Simplify right side
    108,657,408x = 9,339,852,484,108,248
  5. Step 5: Solve for x
    x = 9,339,852,484,108,248/108,657,408
  6. Step 6: Final answer
    x = 85,956,886.47

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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.