Home / 102,446,880.73-141,377,118.44-55,403,953.18

Finding the Fourth Proportional to 102,446,880.73, 141,377,118.44 and 55,403,953.18

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Solution

The fourth proportional to 102,446,880.73, 141,377,118.44 and 55,403,953.18 is: 76,457,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,446,880.73 : 141,377,118.44 = 55,403,953.18 : x
  2. Step 2: Convert to fraction form
    102,446,880.73/141,377,118.44 = 55,403,953.18/x
  3. Step 3: Cross multiply
    102,446,880.73x = 141,377,118.44 × 55,403,953.18
  4. Step 4: Simplify right side
    102,446,880.73x = 7,832,851,249,789,169
  5. Step 5: Solve for x
    x = 7,832,851,249,789,169/102,446,880.73
  6. Step 6: Final answer
    x = 76,457,684.16

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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.