Home / 282,779,039.76-424,164,291.33-127,222,999.15

Finding the Fourth Proportional to 282,779,039.76, 424,164,291.33 and 127,222,999.15

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Solution

The fourth proportional to 282,779,039.76, 424,164,291.33 and 127,222,999.15 is: 190,832,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,779,039.76 : 424,164,291.33 = 127,222,999.15 : x
  2. Step 2: Convert to fraction form
    282,779,039.76/424,164,291.33 = 127,222,999.15/x
  3. Step 3: Cross multiply
    282,779,039.76x = 424,164,291.33 × 127,222,999.15
  4. Step 4: Simplify right side
    282,779,039.76x = 53,963,453,275,336,944
  5. Step 5: Solve for x
    x = 53,963,453,275,336,944/282,779,039.76
  6. Step 6: Final answer
    x = 190,832,578.40

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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.