Home / 248,832,212.80-373,248,319.20-208,521,428.80

Finding the Fourth Proportional to 248,832,212.80, 373,248,319.20 and 208,521,428.80

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Solution

The fourth proportional to 248,832,212.80, 373,248,319.20 and 208,521,428.80 is: 312,782,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,212.80 : 373,248,319.20 = 208,521,428.80 : x
  2. Step 2: Convert to fraction form
    248,832,212.80/373,248,319.20 = 208,521,428.80/x
  3. Step 3: Cross multiply
    248,832,212.80x = 373,248,319.20 × 208,521,428.80
  4. Step 4: Simplify right side
    248,832,212.80x = 77,830,272,816,782,480
  5. Step 5: Solve for x
    x = 77,830,272,816,782,480/248,832,212.80
  6. Step 6: Final answer
    x = 312,782,143.20

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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.