Home / 587,583,719.40-810,865,495.71-323,260,041.93

Finding the Fourth Proportional to 587,583,719.40, 810,865,495.71 and 323,260,041.93

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Solution

The fourth proportional to 587,583,719.40, 810,865,495.71 and 323,260,041.93 is: 446,098,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,583,719.40 : 810,865,495.71 = 323,260,041.93 : x
  2. Step 2: Convert to fraction form
    587,583,719.40/810,865,495.71 = 323,260,041.93/x
  3. Step 3: Cross multiply
    587,583,719.40x = 810,865,495.71 × 323,260,041.93
  4. Step 4: Simplify right side
    587,583,719.40x = 262,120,414,142,804,864
  5. Step 5: Solve for x
    x = 262,120,414,142,804,864/587,583,719.40
  6. Step 6: Final answer
    x = 446,098,837.47

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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.