Home / 499,878,579.80-749,673,068.16-150,110,532.56

Finding the Fourth Proportional to 499,878,579.80, 749,673,068.16 and 150,110,532.56

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Solution

The fourth proportional to 499,878,579.80, 749,673,068.16 and 150,110,532.56 is: 225,122,315.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,878,579.80 : 749,673,068.16 = 150,110,532.56 : x
  2. Step 2: Convert to fraction form
    499,878,579.80/749,673,068.16 = 150,110,532.56/x
  3. Step 3: Cross multiply
    499,878,579.80x = 749,673,068.16 × 150,110,532.56
  4. Step 4: Simplify right side
    499,878,579.80x = 112,533,823,507,386,784
  5. Step 5: Solve for x
    x = 112,533,823,507,386,784/499,878,579.80
  6. Step 6: Final answer
    x = 225,122,315.81

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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.