Home / 472,450,427.70-708,675,641.55-264,975,861.30

Finding the Fourth Proportional to 472,450,427.70, 708,675,641.55 and 264,975,861.30

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Solution

The fourth proportional to 472,450,427.70, 708,675,641.55 and 264,975,861.30 is: 397,463,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,450,427.70 : 708,675,641.55 = 264,975,861.30 : x
  2. Step 2: Convert to fraction form
    472,450,427.70/708,675,641.55 = 264,975,861.30/x
  3. Step 3: Cross multiply
    472,450,427.70x = 708,675,641.55 × 264,975,861.30
  4. Step 4: Simplify right side
    472,450,427.70x = 187,781,938,502,041,312
  5. Step 5: Solve for x
    x = 187,781,938,502,041,312/472,450,427.70
  6. Step 6: Final answer
    x = 397,463,791.95

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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.