Home / 102,861,757.11-154,335,870.54-64,032,703.23

Finding the Fourth Proportional to 102,861,757.11, 154,335,870.54 and 64,032,703.23

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Solution

The fourth proportional to 102,861,757.11, 154,335,870.54 and 64,032,703.23 is: 96,075,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,861,757.11 : 154,335,870.54 = 64,032,703.23 : x
  2. Step 2: Convert to fraction form
    102,861,757.11/154,335,870.54 = 64,032,703.23/x
  3. Step 3: Cross multiply
    102,861,757.11x = 154,335,870.54 × 64,032,703.23
  4. Step 4: Simplify right side
    102,861,757.11x = 9,882,542,996,031,518
  5. Step 5: Solve for x
    x = 9,882,542,996,031,518/102,861,757.11
  6. Step 6: Final answer
    x = 96,075,969.08

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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.