Home / 173,863,809.90-260,827,207.65-87,384,581.10

Finding the Fourth Proportional to 173,863,809.90, 260,827,207.65 and 87,384,581.10

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Solution

The fourth proportional to 173,863,809.90, 260,827,207.65 and 87,384,581.10 is: 131,092,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,863,809.90 : 260,827,207.65 = 87,384,581.10 : x
  2. Step 2: Convert to fraction form
    173,863,809.90/260,827,207.65 = 87,384,581.10/x
  3. Step 3: Cross multiply
    173,863,809.90x = 260,827,207.65 × 87,384,581.10
  4. Step 4: Simplify right side
    173,863,809.90x = 22,792,276,279,977,964
  5. Step 5: Solve for x
    x = 22,792,276,279,977,964/173,863,809.90
  6. Step 6: Final answer
    x = 131,092,700.05

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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.