Home / 93,319,811.80-139,979,717.70-42,203,498.20

Finding the Fourth Proportional to 93,319,811.80, 139,979,717.70 and 42,203,498.20

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Solution

The fourth proportional to 93,319,811.80, 139,979,717.70 and 42,203,498.20 is: 63,305,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,319,811.80 : 139,979,717.70 = 42,203,498.20 : x
  2. Step 2: Convert to fraction form
    93,319,811.80/139,979,717.70 = 42,203,498.20/x
  3. Step 3: Cross multiply
    93,319,811.80x = 139,979,717.70 × 42,203,498.20
  4. Step 4: Simplify right side
    93,319,811.80x = 5,907,633,763,988,458
  5. Step 5: Solve for x
    x = 5,907,633,763,988,458/93,319,811.80
  6. Step 6: Final answer
    x = 63,305,247.30

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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.