Home / 455,723,492.70-683,603,901.45-132,607,364.70

Finding the Fourth Proportional to 455,723,492.70, 683,603,901.45 and 132,607,364.70

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Solution

The fourth proportional to 455,723,492.70, 683,603,901.45 and 132,607,364.70 is: 198,916,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,723,492.70 : 683,603,901.45 = 132,607,364.70 : x
  2. Step 2: Convert to fraction form
    455,723,492.70/683,603,901.45 = 132,607,364.70/x
  3. Step 3: Cross multiply
    455,723,492.70x = 683,603,901.45 × 132,607,364.70
  4. Step 4: Simplify right side
    455,723,492.70x = 90,650,911,869,923,024
  5. Step 5: Solve for x
    x = 90,650,911,869,923,024/455,723,492.70
  6. Step 6: Final answer
    x = 198,916,477.47

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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.