Home / 106,616,864.64-147,105,966.60-64,800,199.92

Finding the Fourth Proportional to 106,616,864.64, 147,105,966.60 and 64,800,199.92

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Solution

The fourth proportional to 106,616,864.64, 147,105,966.60 and 64,800,199.92 is: 89,408,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,616,864.64 : 147,105,966.60 = 64,800,199.92 : x
  2. Step 2: Convert to fraction form
    106,616,864.64/147,105,966.60 = 64,800,199.92/x
  3. Step 3: Cross multiply
    106,616,864.64x = 147,105,966.60 × 64,800,199.92
  4. Step 4: Simplify right side
    106,616,864.64x = 9,532,496,045,104,842
  5. Step 5: Solve for x
    x = 9,532,496,045,104,842/106,616,864.64
  6. Step 6: Final answer
    x = 89,408,894.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.