Home / 98,489,478.10-135,916,014.12-53,835,510.19

Finding the Fourth Proportional to 98,489,478.10, 135,916,014.12 and 53,835,510.19

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Solution

The fourth proportional to 98,489,478.10, 135,916,014.12 and 53,835,510.19 is: 74,293,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,489,478.10 : 135,916,014.12 = 53,835,510.19 : x
  2. Step 2: Convert to fraction form
    98,489,478.10/135,916,014.12 = 53,835,510.19/x
  3. Step 3: Cross multiply
    98,489,478.10x = 135,916,014.12 × 53,835,510.19
  4. Step 4: Simplify right side
    98,489,478.10x = 7,317,107,962,461,864
  5. Step 5: Solve for x
    x = 7,317,107,962,461,864/98,489,478.10
  6. Step 6: Final answer
    x = 74,293,296.14

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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.