Home / 64,860,905.91-89,508,048.80-35,492,237.36

Finding the Fourth Proportional to 64,860,905.91, 89,508,048.80 and 35,492,237.36

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Solution

The fourth proportional to 64,860,905.91, 89,508,048.80 and 35,492,237.36 is: 48,979,286.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,860,905.91 : 89,508,048.80 = 35,492,237.36 : x
  2. Step 2: Convert to fraction form
    64,860,905.91/89,508,048.80 = 35,492,237.36/x
  3. Step 3: Cross multiply
    64,860,905.91x = 89,508,048.80 × 35,492,237.36
  4. Step 4: Simplify right side
    64,860,905.91x = 3,176,840,913,640,063
  5. Step 5: Solve for x
    x = 3,176,840,913,640,063/64,860,905.91
  6. Step 6: Final answer
    x = 48,979,286.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.