Home / 402,995,492.10-604,536,441.93-111,863,845.44

Finding the Fourth Proportional to 402,995,492.10, 604,536,441.93 and 111,863,845.44

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Solution

The fourth proportional to 402,995,492.10, 604,536,441.93 and 111,863,845.44 is: 167,807,760.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,995,492.10 : 604,536,441.93 = 111,863,845.44 : x
  2. Step 2: Convert to fraction form
    402,995,492.10/604,536,441.93 = 111,863,845.44/x
  3. Step 3: Cross multiply
    402,995,492.10x = 604,536,441.93 × 111,863,845.44
  4. Step 4: Simplify right side
    402,995,492.10x = 67,625,771,102,905,048
  5. Step 5: Solve for x
    x = 67,625,771,102,905,048/402,995,492.10
  6. Step 6: Final answer
    x = 167,807,760.70

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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.