Home / 64,657,086.21-89,226,080.64-35,288,180.31

Finding the Fourth Proportional to 64,657,086.21, 89,226,080.64 and 35,288,180.31

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Solution

The fourth proportional to 64,657,086.21, 89,226,080.64 and 35,288,180.31 is: 48,697,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,657,086.21 : 89,226,080.64 = 35,288,180.31 : x
  2. Step 2: Convert to fraction form
    64,657,086.21/89,226,080.64 = 35,288,180.31/x
  3. Step 3: Cross multiply
    64,657,086.21x = 89,226,080.64 × 35,288,180.31
  4. Step 4: Simplify right side
    64,657,086.21x = 3,148,626,021,978,920.50
  5. Step 5: Solve for x
    x = 3,148,626,021,978,920.50/64,657,086.21
  6. Step 6: Final answer
    x = 48,697,307.70

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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.