Home / 1,179,666,888,074.10-1,627,943,135,339.20-638,349,418,468.98

Finding the Fourth Proportional to 1,179,666,888,074.10, 1,627,943,135,339.20 and 638,349,418,468.98

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Solution

The fourth proportional to 1,179,666,888,074.10, 1,627,943,135,339.20 and 638,349,418,468.98 is: 880,923,728,766.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,666,888,074.10 : 1,627,943,135,339.20 = 638,349,418,468.98 : x
  2. Step 2: Convert to fraction form
    1,179,666,888,074.10/1,627,943,135,339.20 = 638,349,418,468.98/x
  3. Step 3: Cross multiply
    1,179,666,888,074.10x = 1,627,943,135,339.20 × 638,349,418,468.98
  4. Step 4: Simplify right side
    1,179,666,888,074.10x = 1,039,196,553,744,346,207,223,808
  5. Step 5: Solve for x
    x = 1,039,196,553,744,346,207,223,808/1,179,666,888,074.10
  6. Step 6: Final answer
    x = 880,923,728,766.28

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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.