Home / 243,648,688.20-365,311,631.70-134,526,136.20

Finding the Fourth Proportional to 243,648,688.20, 365,311,631.70 and 134,526,136.20

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Solution

The fourth proportional to 243,648,688.20, 365,311,631.70 and 134,526,136.20 is: 201,700,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,648,688.20 : 365,311,631.70 = 134,526,136.20 : x
  2. Step 2: Convert to fraction form
    243,648,688.20/365,311,631.70 = 134,526,136.20/x
  3. Step 3: Cross multiply
    243,648,688.20x = 365,311,631.70 × 134,526,136.20
  4. Step 4: Simplify right side
    243,648,688.20x = 49,143,962,321,518,432
  5. Step 5: Solve for x
    x = 49,143,962,321,518,432/243,648,688.20
  6. Step 6: Final answer
    x = 201,700,089.93

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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.