Home / 586,082,021.70-879,123,032.55-149,381,861.70

Finding the Fourth Proportional to 586,082,021.70, 879,123,032.55 and 149,381,861.70

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Solution

The fourth proportional to 586,082,021.70, 879,123,032.55 and 149,381,861.70 is: 224,072,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,082,021.70 : 879,123,032.55 = 149,381,861.70 : x
  2. Step 2: Convert to fraction form
    586,082,021.70/879,123,032.55 = 149,381,861.70/x
  3. Step 3: Cross multiply
    586,082,021.70x = 879,123,032.55 × 149,381,861.70
  4. Step 4: Simplify right side
    586,082,021.70x = 131,325,035,265,668,688
  5. Step 5: Solve for x
    x = 131,325,035,265,668,688/586,082,021.70
  6. Step 6: Final answer
    x = 224,072,792.55

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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.