Home / 72,525,268.80-108,787,903.20-63,077,428.80

Finding the Fourth Proportional to 72,525,268.80, 108,787,903.20 and 63,077,428.80

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Solution

The fourth proportional to 72,525,268.80, 108,787,903.20 and 63,077,428.80 is: 94,616,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,525,268.80 : 108,787,903.20 = 63,077,428.80 : x
  2. Step 2: Convert to fraction form
    72,525,268.80/108,787,903.20 = 63,077,428.80/x
  3. Step 3: Cross multiply
    72,525,268.80x = 108,787,903.20 × 63,077,428.80
  4. Step 4: Simplify right side
    72,525,268.80x = 6,862,061,218,399,292
  5. Step 5: Solve for x
    x = 6,862,061,218,399,292/72,525,268.80
  6. Step 6: Final answer
    x = 94,616,143.20

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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.