Home / 113,545,207.40-170,317,811.10-48,879,991.40

Finding the Fourth Proportional to 113,545,207.40, 170,317,811.10 and 48,879,991.40

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Solution

The fourth proportional to 113,545,207.40, 170,317,811.10 and 48,879,991.40 is: 73,319,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,545,207.40 : 170,317,811.10 = 48,879,991.40 : x
  2. Step 2: Convert to fraction form
    113,545,207.40/170,317,811.10 = 48,879,991.40/x
  3. Step 3: Cross multiply
    113,545,207.40x = 170,317,811.10 × 48,879,991.40
  4. Step 4: Simplify right side
    113,545,207.40x = 8,325,133,141,834,824
  5. Step 5: Solve for x
    x = 8,325,133,141,834,824/113,545,207.40
  6. Step 6: Final answer
    x = 73,319,987.10

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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.