Home / 150,243,698.40-225,380,769.12-51,862,582.32

Finding the Fourth Proportional to 150,243,698.40, 225,380,769.12 and 51,862,582.32

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Solution

The fourth proportional to 150,243,698.40, 225,380,769.12 and 51,862,582.32 is: 77,799,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,243,698.40 : 225,380,769.12 = 51,862,582.32 : x
  2. Step 2: Convert to fraction form
    150,243,698.40/225,380,769.12 = 51,862,582.32/x
  3. Step 3: Cross multiply
    150,243,698.40x = 225,380,769.12 × 51,862,582.32
  4. Step 4: Simplify right side
    150,243,698.40x = 11,688,828,691,830,914
  5. Step 5: Solve for x
    x = 11,688,828,691,830,914/150,243,698.40
  6. Step 6: Final answer
    x = 77,799,127.79

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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.