Home / 163,817,500.42-245,727,165.16-54,642,370.24

Finding the Fourth Proportional to 163,817,500.42, 245,727,165.16 and 54,642,370.24

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Solution

The fourth proportional to 163,817,500.42, 245,727,165.16 and 54,642,370.24 is: 81,963,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,817,500.42 : 245,727,165.16 = 54,642,370.24 : x
  2. Step 2: Convert to fraction form
    163,817,500.42/245,727,165.16 = 54,642,370.24/x
  3. Step 3: Cross multiply
    163,817,500.42x = 245,727,165.16 × 54,642,370.24
  4. Step 4: Simplify right side
    163,817,500.42x = 13,427,114,736,698,350
  5. Step 5: Solve for x
    x = 13,427,114,736,698,350/163,817,500.42
  6. Step 6: Final answer
    x = 81,963,860.41

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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.