Home / 139,968,000.05-209,952,000.08-134,866,166.45

Finding the Fourth Proportional to 139,968,000.05, 209,952,000.08 and 134,866,166.45

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Solution

The fourth proportional to 139,968,000.05, 209,952,000.08 and 134,866,166.45 is: 202,299,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,000.05 : 209,952,000.08 = 134,866,166.45 : x
  2. Step 2: Convert to fraction form
    139,968,000.05/209,952,000.08 = 134,866,166.45/x
  3. Step 3: Cross multiply
    139,968,000.05x = 209,952,000.08 × 134,866,166.45
  4. Step 4: Simplify right side
    139,968,000.05x = 28,315,421,388,625,360
  5. Step 5: Solve for x
    x = 28,315,421,388,625,360/139,968,000.05
  6. Step 6: Final answer
    x = 202,299,249.68

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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.