Home / 125,600,469.02-188,400,718.14-39,345,597.26

Finding the Fourth Proportional to 125,600,469.02, 188,400,718.14 and 39,345,597.26

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Solution

The fourth proportional to 125,600,469.02, 188,400,718.14 and 39,345,597.26 is: 59,018,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,600,469.02 : 188,400,718.14 = 39,345,597.26 : x
  2. Step 2: Convert to fraction form
    125,600,469.02/188,400,718.14 = 39,345,597.26/x
  3. Step 3: Cross multiply
    125,600,469.02x = 188,400,718.14 × 39,345,597.26
  4. Step 4: Simplify right side
    125,600,469.02x = 7,412,738,779,431,215
  5. Step 5: Solve for x
    x = 7,412,738,779,431,215/125,600,469.02
  6. Step 6: Final answer
    x = 59,018,400.47

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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.