Home / 139,969,225.80-209,953,838.70-134,867,392.20

Finding the Fourth Proportional to 139,969,225.80, 209,953,838.70 and 134,867,392.20

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Solution

The fourth proportional to 139,969,225.80, 209,953,838.70 and 134,867,392.20 is: 202,301,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,969,225.80 : 209,953,838.70 = 134,867,392.20 : x
  2. Step 2: Convert to fraction form
    139,969,225.80/209,953,838.70 = 134,867,392.20/x
  3. Step 3: Cross multiply
    139,969,225.80x = 209,953,838.70 × 134,867,392.20
  4. Step 4: Simplify right side
    139,969,225.80x = 28,315,926,707,848,436
  5. Step 5: Solve for x
    x = 28,315,926,707,848,436/139,969,225.80
  6. Step 6: Final answer
    x = 202,301,088.30

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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.