Home / 208,457,737.85-312,579,737.43-110,142,315.15

Finding the Fourth Proportional to 208,457,737.85, 312,579,737.43 and 110,142,315.15

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Solution

The fourth proportional to 208,457,737.85, 312,579,737.43 and 110,142,315.15 is: 165,157,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,457,737.85 : 312,579,737.43 = 110,142,315.15 : x
  2. Step 2: Convert to fraction form
    208,457,737.85/312,579,737.43 = 110,142,315.15/x
  3. Step 3: Cross multiply
    208,457,737.85x = 312,579,737.43 × 110,142,315.15
  4. Step 4: Simplify right side
    208,457,737.85x = 34,428,255,949,519,312
  5. Step 5: Solve for x
    x = 34,428,255,949,519,312/208,457,737.85
  6. Step 6: Final answer
    x = 165,157,006.43

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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.