Home / 251,778,851.70-377,668,277.55-149,490,237.30

Finding the Fourth Proportional to 251,778,851.70, 377,668,277.55 and 149,490,237.30

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Solution

The fourth proportional to 251,778,851.70, 377,668,277.55 and 149,490,237.30 is: 224,235,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,778,851.70 : 377,668,277.55 = 149,490,237.30 : x
  2. Step 2: Convert to fraction form
    251,778,851.70/377,668,277.55 = 149,490,237.30/x
  3. Step 3: Cross multiply
    251,778,851.70x = 377,668,277.55 × 149,490,237.30
  4. Step 4: Simplify right side
    251,778,851.70x = 56,457,720,431,631,768
  5. Step 5: Solve for x
    x = 56,457,720,431,631,768/251,778,851.70
  6. Step 6: Final answer
    x = 224,235,355.95

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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.