Home / 112,206,484.71-168,163,736.84-45,655,354.36

Finding the Fourth Proportional to 112,206,484.71, 168,163,736.84 and 45,655,354.36

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Solution

The fourth proportional to 112,206,484.71, 168,163,736.84 and 45,655,354.36 is: 68,423,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,206,484.71 : 168,163,736.84 = 45,655,354.36 : x
  2. Step 2: Convert to fraction form
    112,206,484.71/168,163,736.84 = 45,655,354.36/x
  3. Step 3: Cross multiply
    112,206,484.71x = 168,163,736.84 × 45,655,354.36
  4. Step 4: Simplify right side
    112,206,484.71x = 7,677,574,995,931,987
  5. Step 5: Solve for x
    x = 7,677,574,995,931,987/112,206,484.71
  6. Step 6: Final answer
    x = 68,423,630.03

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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.