Home / 578,266,771.40-867,482,518.12-179,459,795.68

Finding the Fourth Proportional to 578,266,771.40, 867,482,518.12 and 179,459,795.68

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Solution

The fourth proportional to 578,266,771.40, 867,482,518.12 and 179,459,795.68 is: 269,215,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,266,771.40 : 867,482,518.12 = 179,459,795.68 : x
  2. Step 2: Convert to fraction form
    578,266,771.40/867,482,518.12 = 179,459,795.68/x
  3. Step 3: Cross multiply
    578,266,771.40x = 867,482,518.12 × 179,459,795.68
  4. Step 4: Simplify right side
    578,266,771.40x = 155,678,235,457,787,104
  5. Step 5: Solve for x
    x = 155,678,235,457,787,104/578,266,771.40
  6. Step 6: Final answer
    x = 269,215,253.51

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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.