Home / 98,496,213.40-147,744,320.10-97,152,520.60

Finding the Fourth Proportional to 98,496,213.40, 147,744,320.10 and 97,152,520.60

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Solution

The fourth proportional to 98,496,213.40, 147,744,320.10 and 97,152,520.60 is: 145,728,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,213.40 : 147,744,320.10 = 97,152,520.60 : x
  2. Step 2: Convert to fraction form
    98,496,213.40/147,744,320.10 = 97,152,520.60/x
  3. Step 3: Cross multiply
    98,496,213.40x = 147,744,320.10 × 97,152,520.60
  4. Step 4: Simplify right side
    98,496,213.40x = 14,353,733,102,048,242
  5. Step 5: Solve for x
    x = 14,353,733,102,048,242/98,496,213.40
  6. Step 6: Final answer
    x = 145,728,780.90

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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.