Home / 242,370,702.90-363,661,696.70-84,916,673.57

Finding the Fourth Proportional to 242,370,702.90, 363,661,696.70 and 84,916,673.57

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Solution

The fourth proportional to 242,370,702.90, 363,661,696.70 and 84,916,673.57 is: 127,412,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,370,702.90 : 363,661,696.70 = 84,916,673.57 : x
  2. Step 2: Convert to fraction form
    242,370,702.90/363,661,696.70 = 84,916,673.57/x
  3. Step 3: Cross multiply
    242,370,702.90x = 363,661,696.70 × 84,916,673.57
  4. Step 4: Simplify right side
    242,370,702.90x = 30,880,941,588,606,828
  5. Step 5: Solve for x
    x = 30,880,941,588,606,828/242,370,702.90
  6. Step 6: Final answer
    x = 127,412,023.07

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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.