Home / 492,153,337.20-738,135,527.40-147,118,220.40

Finding the Fourth Proportional to 492,153,337.20, 738,135,527.40 and 147,118,220.40

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Solution

The fourth proportional to 492,153,337.20, 738,135,527.40 and 147,118,220.40 is: 220,649,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,153,337.20 : 738,135,527.40 = 147,118,220.40 : x
  2. Step 2: Convert to fraction form
    492,153,337.20/738,135,527.40 = 147,118,220.40/x
  3. Step 3: Cross multiply
    492,153,337.20x = 738,135,527.40 × 147,118,220.40
  4. Step 4: Simplify right side
    492,153,337.20x = 108,593,185,205,103,440
  5. Step 5: Solve for x
    x = 108,593,185,205,103,440/492,153,337.20
  6. Step 6: Final answer
    x = 220,649,088.40

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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.