Home / 255,578,763.60-383,368,145.40-102,334,798.80

Finding the Fourth Proportional to 255,578,763.60, 383,368,145.40 and 102,334,798.80

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Solution

The fourth proportional to 255,578,763.60, 383,368,145.40 and 102,334,798.80 is: 153,502,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,578,763.60 : 383,368,145.40 = 102,334,798.80 : x
  2. Step 2: Convert to fraction form
    255,578,763.60/383,368,145.40 = 102,334,798.80/x
  3. Step 3: Cross multiply
    255,578,763.60x = 383,368,145.40 × 102,334,798.80
  4. Step 4: Simplify right side
    255,578,763.60x = 39,231,902,025,838,144
  5. Step 5: Solve for x
    x = 39,231,902,025,838,144/255,578,763.60
  6. Step 6: Final answer
    x = 153,502,198.20

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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.