Home / 102,084,968.20-153,239,426.70-63,789,723.40

Finding the Fourth Proportional to 102,084,968.20, 153,239,426.70 and 63,789,723.40

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Solution

The fourth proportional to 102,084,968.20, 153,239,426.70 and 63,789,723.40 is: 95,754,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,084,968.20 : 153,239,426.70 = 63,789,723.40 : x
  2. Step 2: Convert to fraction form
    102,084,968.20/153,239,426.70 = 63,789,723.40/x
  3. Step 3: Cross multiply
    102,084,968.20x = 153,239,426.70 × 63,789,723.40
  4. Step 4: Simplify right side
    102,084,968.20x = 9,775,100,643,167,574
  5. Step 5: Solve for x
    x = 9,775,100,643,167,574/102,084,968.20
  6. Step 6: Final answer
    x = 95,754,554.42

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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.