Home / 112,029,167.10-168,043,750.65-105,226,722.30

Finding the Fourth Proportional to 112,029,167.10, 168,043,750.65 and 105,226,722.30

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Solution

The fourth proportional to 112,029,167.10, 168,043,750.65 and 105,226,722.30 is: 157,840,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,029,167.10 : 168,043,750.65 = 105,226,722.30 : x
  2. Step 2: Convert to fraction form
    112,029,167.10/168,043,750.65 = 105,226,722.30/x
  3. Step 3: Cross multiply
    112,029,167.10x = 168,043,750.65 × 105,226,722.30
  4. Step 4: Simplify right side
    112,029,167.10x = 17,682,693,083,897,994
  5. Step 5: Solve for x
    x = 17,682,693,083,897,994/112,029,167.10
  6. Step 6: Final answer
    x = 157,840,083.45

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1.5x scale

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.