Home / 491,184,101.70-736,776,152.55-245,578,643.55

Finding the Fourth Proportional to 491,184,101.70, 736,776,152.55 and 245,578,643.55

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Solution

The fourth proportional to 491,184,101.70, 736,776,152.55 and 245,578,643.55 is: 368,367,965.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,184,101.70 : 736,776,152.55 = 245,578,643.55 : x
  2. Step 2: Convert to fraction form
    491,184,101.70/736,776,152.55 = 245,578,643.55/x
  3. Step 3: Cross multiply
    491,184,101.70x = 736,776,152.55 × 245,578,643.55
  4. Step 4: Simplify right side
    491,184,101.70x = 180,936,488,143,216,864
  5. Step 5: Solve for x
    x = 180,936,488,143,216,864/491,184,101.70
  6. Step 6: Final answer
    x = 368,367,965.33

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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.