Home / 289,440,982.40-434,035,502.40-95,277,372.80

Finding the Fourth Proportional to 289,440,982.40, 434,035,502.40 and 95,277,372.80

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Solution

The fourth proportional to 289,440,982.40, 434,035,502.40 and 95,277,372.80 is: 142,874,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,440,982.40 : 434,035,502.40 = 95,277,372.80 : x
  2. Step 2: Convert to fraction form
    289,440,982.40/434,035,502.40 = 95,277,372.80/x
  3. Step 3: Cross multiply
    289,440,982.40x = 434,035,502.40 × 95,277,372.80
  4. Step 4: Simplify right side
    289,440,982.40x = 41,353,762,370,600,088
  5. Step 5: Solve for x
    x = 41,353,762,370,600,088/289,440,982.40
  6. Step 6: Final answer
    x = 142,874,592.35

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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.