Home / 205,045,782.47-282,932,740.48-124,535,878.39

Finding the Fourth Proportional to 205,045,782.47, 282,932,740.48 and 124,535,878.39

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Solution

The fourth proportional to 205,045,782.47, 282,932,740.48 and 124,535,878.39 is: 171,841,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,045,782.47 : 282,932,740.48 = 124,535,878.39 : x
  2. Step 2: Convert to fraction form
    205,045,782.47/282,932,740.48 = 124,535,878.39/x
  3. Step 3: Cross multiply
    205,045,782.47x = 282,932,740.48 × 124,535,878.39
  4. Step 4: Simplify right side
    205,045,782.47x = 35,235,277,360,344,032
  5. Step 5: Solve for x
    x = 35,235,277,360,344,032/205,045,782.47
  6. Step 6: Final answer
    x = 171,841,024.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.