Home / 139,892,528.40-209,838,792.60-44,154,416.40

Finding the Fourth Proportional to 139,892,528.40, 209,838,792.60 and 44,154,416.40

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Solution

The fourth proportional to 139,892,528.40, 209,838,792.60 and 44,154,416.40 is: 66,231,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,892,528.40 : 209,838,792.60 = 44,154,416.40 : x
  2. Step 2: Convert to fraction form
    139,892,528.40/209,838,792.60 = 44,154,416.40/x
  3. Step 3: Cross multiply
    139,892,528.40x = 209,838,792.60 × 44,154,416.40
  4. Step 4: Simplify right side
    139,892,528.40x = 9,265,309,425,333,638
  5. Step 5: Solve for x
    x = 9,265,309,425,333,638/139,892,528.40
  6. Step 6: Final answer
    x = 66,231,624.60

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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.