Home / 98,496,203.70-147,744,305.55-30,330,038.10

Finding the Fourth Proportional to 98,496,203.70, 147,744,305.55 and 30,330,038.10

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Solution

The fourth proportional to 98,496,203.70, 147,744,305.55 and 30,330,038.10 is: 45,495,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,203.70 : 147,744,305.55 = 30,330,038.10 : x
  2. Step 2: Convert to fraction form
    98,496,203.70/147,744,305.55 = 30,330,038.10/x
  3. Step 3: Cross multiply
    98,496,203.70x = 147,744,305.55 × 30,330,038.10
  4. Step 4: Simplify right side
    98,496,203.70x = 4,481,090,416,389,542
  5. Step 5: Solve for x
    x = 4,481,090,416,389,542/98,496,203.70
  6. Step 6: Final answer
    x = 45,495,057.15

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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.