Home / 98,029,042.20-146,724,698.70-76,346,249.40

Finding the Fourth Proportional to 98,029,042.20, 146,724,698.70 and 76,346,249.40

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Solution

The fourth proportional to 98,029,042.20, 146,724,698.70 and 76,346,249.40 is: 114,271,038.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,029,042.20 : 146,724,698.70 = 76,346,249.40 : x
  2. Step 2: Convert to fraction form
    98,029,042.20/146,724,698.70 = 76,346,249.40/x
  3. Step 3: Cross multiply
    98,029,042.20x = 146,724,698.70 × 76,346,249.40
  4. Step 4: Simplify right side
    98,029,042.20x = 11,201,880,440,090,056
  5. Step 5: Solve for x
    x = 11,201,880,440,090,056/98,029,042.20
  6. Step 6: Final answer
    x = 114,271,038.34

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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.