Home / 458,279,697.74-632,479,834.88-257,369,590.04

Finding the Fourth Proportional to 458,279,697.74, 632,479,834.88 and 257,369,590.04

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Solution

The fourth proportional to 458,279,697.74, 632,479,834.88 and 257,369,590.04 is: 355,200,277.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,279,697.74 : 632,479,834.88 = 257,369,590.04 : x
  2. Step 2: Convert to fraction form
    458,279,697.74/632,479,834.88 = 257,369,590.04/x
  3. Step 3: Cross multiply
    458,279,697.74x = 632,479,834.88 × 257,369,590.04
  4. Step 4: Simplify right side
    458,279,697.74x = 162,781,075,811,632,480
  5. Step 5: Solve for x
    x = 162,781,075,811,632,480/458,279,697.74
  6. Step 6: Final answer
    x = 355,200,277.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.