Home / 334,078,486.70-501,117,730.05-298,932,521.90

Finding the Fourth Proportional to 334,078,486.70, 501,117,730.05 and 298,932,521.90

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Solution

The fourth proportional to 334,078,486.70, 501,117,730.05 and 298,932,521.90 is: 448,398,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,078,486.70 : 501,117,730.05 = 298,932,521.90 : x
  2. Step 2: Convert to fraction form
    334,078,486.70/501,117,730.05 = 298,932,521.90/x
  3. Step 3: Cross multiply
    334,078,486.70x = 501,117,730.05 × 298,932,521.90
  4. Step 4: Simplify right side
    334,078,486.70x = 149,800,386,812,649,920
  5. Step 5: Solve for x
    x = 149,800,386,812,649,920/334,078,486.70
  6. Step 6: Final answer
    x = 448,398,782.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.