Home / 268,860,834.70-402,283,482.45-178,161,570.70

Finding the Fourth Proportional to 268,860,834.70, 402,283,482.45 and 178,161,570.70

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Solution

The fourth proportional to 268,860,834.70, 402,283,482.45 and 178,161,570.70 is: 266,574,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,860,834.70 : 402,283,482.45 = 178,161,570.70 : x
  2. Step 2: Convert to fraction form
    268,860,834.70/402,283,482.45 = 178,161,570.70/x
  3. Step 3: Cross multiply
    268,860,834.70x = 402,283,482.45 × 178,161,570.70
  4. Step 4: Simplify right side
    268,860,834.70x = 71,671,457,099,957,880
  5. Step 5: Solve for x
    x = 71,671,457,099,957,880/268,860,834.70
  6. Step 6: Final answer
    x = 266,574,554.01

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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.