Home / 159,458,547.80-239,187,821.70-38,289,999.80

Finding the Fourth Proportional to 159,458,547.80, 239,187,821.70 and 38,289,999.80

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Solution

The fourth proportional to 159,458,547.80, 239,187,821.70 and 38,289,999.80 is: 57,434,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,458,547.80 : 239,187,821.70 = 38,289,999.80 : x
  2. Step 2: Convert to fraction form
    159,458,547.80/239,187,821.70 = 38,289,999.80/x
  3. Step 3: Cross multiply
    159,458,547.80x = 239,187,821.70 × 38,289,999.80
  4. Step 4: Simplify right side
    159,458,547.80x = 9,158,501,645,055,434
  5. Step 5: Solve for x
    x = 9,158,501,645,055,434/159,458,547.80
  6. Step 6: Final answer
    x = 57,434,999.70

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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.