Home / 109,555,416.80-164,333,125.20-64,093,810.40

Finding the Fourth Proportional to 109,555,416.80, 164,333,125.20 and 64,093,810.40

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Solution

The fourth proportional to 109,555,416.80, 164,333,125.20 and 64,093,810.40 is: 96,140,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,555,416.80 : 164,333,125.20 = 64,093,810.40 : x
  2. Step 2: Convert to fraction form
    109,555,416.80/164,333,125.20 = 64,093,810.40/x
  3. Step 3: Cross multiply
    109,555,416.80x = 164,333,125.20 × 64,093,810.40
  4. Step 4: Simplify right side
    109,555,416.80x = 10,532,736,169,008,262
  5. Step 5: Solve for x
    x = 10,532,736,169,008,262/109,555,416.80
  6. Step 6: Final answer
    x = 96,140,715.60

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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.