Home / 117,402,401.70-176,103,602.55-73,753,380.90

Finding the Fourth Proportional to 117,402,401.70, 176,103,602.55 and 73,753,380.90

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Solution

The fourth proportional to 117,402,401.70, 176,103,602.55 and 73,753,380.90 is: 110,630,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,402,401.70 : 176,103,602.55 = 73,753,380.90 : x
  2. Step 2: Convert to fraction form
    117,402,401.70/176,103,602.55 = 73,753,380.90/x
  3. Step 3: Cross multiply
    117,402,401.70x = 176,103,602.55 × 73,753,380.90
  4. Step 4: Simplify right side
    117,402,401.70x = 12,988,236,076,732,364
  5. Step 5: Solve for x
    x = 12,988,236,076,732,364/117,402,401.70
  6. Step 6: Final answer
    x = 110,630,071.35

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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.