Home / 384,367,061.67-530,423,903.97-208,151,024.51

Finding the Fourth Proportional to 384,367,061.67, 530,423,903.97 and 208,151,024.51

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Solution

The fourth proportional to 384,367,061.67, 530,423,903.97 and 208,151,024.51 is: 287,246,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,367,061.67 : 530,423,903.97 = 208,151,024.51 : x
  2. Step 2: Convert to fraction form
    384,367,061.67/530,423,903.97 = 208,151,024.51/x
  3. Step 3: Cross multiply
    384,367,061.67x = 530,423,903.97 × 208,151,024.51
  4. Step 4: Simplify right side
    384,367,061.67x = 110,408,279,033,297,248
  5. Step 5: Solve for x
    x = 110,408,279,033,297,248/384,367,061.67
  6. Step 6: Final answer
    x = 287,246,983.53

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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.