Home / 248,834,103.80-373,251,155.70-208,523,319.80

Finding the Fourth Proportional to 248,834,103.80, 373,251,155.70 and 208,523,319.80

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Solution

The fourth proportional to 248,834,103.80, 373,251,155.70 and 208,523,319.80 is: 312,784,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,834,103.80 : 373,251,155.70 = 208,523,319.80 : x
  2. Step 2: Convert to fraction form
    248,834,103.80/373,251,155.70 = 208,523,319.80/x
  3. Step 3: Cross multiply
    248,834,103.80x = 373,251,155.70 × 208,523,319.80
  4. Step 4: Simplify right side
    248,834,103.80x = 77,831,570,105,750,688
  5. Step 5: Solve for x
    x = 77,831,570,105,750,688/248,834,103.80
  6. Step 6: Final answer
    x = 312,784,979.70

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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.