Home / 255,021,358.86-382,530,754.28-99,590,950.29

Finding the Fourth Proportional to 255,021,358.86, 382,530,754.28 and 99,590,950.29

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Solution

The fourth proportional to 255,021,358.86, 382,530,754.28 and 99,590,950.29 is: 149,385,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,021,358.86 : 382,530,754.28 = 99,590,950.29 : x
  2. Step 2: Convert to fraction form
    255,021,358.86/382,530,754.28 = 99,590,950.29/x
  3. Step 3: Cross multiply
    255,021,358.86x = 382,530,754.28 × 99,590,950.29
  4. Step 4: Simplify right side
    255,021,358.86x = 38,096,601,334,763,984
  5. Step 5: Solve for x
    x = 38,096,601,334,763,984/255,021,358.86
  6. Step 6: Final answer
    x = 149,385,924.01

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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.