Home / 112,059,104.40-168,088,656.60-89,384,288.40

Finding the Fourth Proportional to 112,059,104.40, 168,088,656.60 and 89,384,288.40

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Solution

The fourth proportional to 112,059,104.40, 168,088,656.60 and 89,384,288.40 is: 134,076,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,059,104.40 : 168,088,656.60 = 89,384,288.40 : x
  2. Step 2: Convert to fraction form
    112,059,104.40/168,088,656.60 = 89,384,288.40/x
  3. Step 3: Cross multiply
    112,059,104.40x = 168,088,656.60 × 89,384,288.40
  4. Step 4: Simplify right side
    112,059,104.40x = 15,024,484,958,302,964
  5. Step 5: Solve for x
    x = 15,024,484,958,302,964/112,059,104.40
  6. Step 6: Final answer
    x = 134,076,432.60

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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.