Home / 147,624,000.60-221,436,000.90-139,263,245.40

Finding the Fourth Proportional to 147,624,000.60, 221,436,000.90 and 139,263,245.40

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Solution

The fourth proportional to 147,624,000.60, 221,436,000.90 and 139,263,245.40 is: 208,894,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,624,000.60 : 221,436,000.90 = 139,263,245.40 : x
  2. Step 2: Convert to fraction form
    147,624,000.60/221,436,000.90 = 139,263,245.40/x
  3. Step 3: Cross multiply
    147,624,000.60x = 221,436,000.90 × 139,263,245.40
  4. Step 4: Simplify right side
    147,624,000.60x = 30,837,896,133,731,324
  5. Step 5: Solve for x
    x = 30,837,896,133,731,324/147,624,000.60
  6. Step 6: Final answer
    x = 208,894,868.10

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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.