Home / 648,904,180.20-973,356,282.60-157,614,139.61

Finding the Fourth Proportional to 648,904,180.20, 973,356,282.60 and 157,614,139.61

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Solution

The fourth proportional to 648,904,180.20, 973,356,282.60 and 157,614,139.61 is: 236,421,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,904,180.20 : 973,356,282.60 = 157,614,139.61 : x
  2. Step 2: Convert to fraction form
    648,904,180.20/973,356,282.60 = 157,614,139.61/x
  3. Step 3: Cross multiply
    648,904,180.20x = 973,356,282.60 × 157,614,139.61
  4. Step 4: Simplify right side
    648,904,180.20x = 153,414,713,011,120,224
  5. Step 5: Solve for x
    x = 153,414,713,011,120,224/648,904,180.20
  6. Step 6: Final answer
    x = 236,421,212.40

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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.