Home / 1,458,113,118.30-2,187,302,570.49-475,287,390.54

Finding the Fourth Proportional to 1,458,113,118.30, 2,187,302,570.49 and 475,287,390.54

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Solution

The fourth proportional to 1,458,113,118.30, 2,187,302,570.49 and 475,287,390.54 is: 712,974,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,113,118.30 : 2,187,302,570.49 = 475,287,390.54 : x
  2. Step 2: Convert to fraction form
    1,458,113,118.30/2,187,302,570.49 = 475,287,390.54/x
  3. Step 3: Cross multiply
    1,458,113,118.30x = 2,187,302,570.49 × 475,287,390.54
  4. Step 4: Simplify right side
    1,458,113,118.30x = 1,039,597,331,049,626,496
  5. Step 5: Solve for x
    x = 1,039,597,331,049,626,496/1,458,113,118.30
  6. Step 6: Final answer
    x = 712,974,403.70

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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.