Home / 164,593,524.30-246,778,312.05-78,373,236.30

Finding the Fourth Proportional to 164,593,524.30, 246,778,312.05 and 78,373,236.30

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Solution

The fourth proportional to 164,593,524.30, 246,778,312.05 and 78,373,236.30 is: 117,506,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,593,524.30 : 246,778,312.05 = 78,373,236.30 : x
  2. Step 2: Convert to fraction form
    164,593,524.30/246,778,312.05 = 78,373,236.30/x
  3. Step 3: Cross multiply
    164,593,524.30x = 246,778,312.05 × 78,373,236.30
  4. Step 4: Simplify right side
    164,593,524.30x = 19,340,814,964,009,788
  5. Step 5: Solve for x
    x = 19,340,814,964,009,788/164,593,524.30
  6. Step 6: Final answer
    x = 117,506,536.46

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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.