Home / 353,654,969,470.18-530,571,727,390.15-98,684,138,857.81

Finding the Fourth Proportional to 353,654,969,470.18, 530,571,727,390.15 and 98,684,138,857.81

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Solution

The fourth proportional to 353,654,969,470.18, 530,571,727,390.15 and 98,684,138,857.81 is: 148,051,119,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,654,969,470.18 : 530,571,727,390.15 = 98,684,138,857.81 : x
  2. Step 2: Convert to fraction form
    353,654,969,470.18/530,571,727,390.15 = 98,684,138,857.81/x
  3. Step 3: Cross multiply
    353,654,969,470.18x = 530,571,727,390.15 × 98,684,138,857.81
  4. Step 4: Simplify right side
    353,654,969,470.18x = 52,359,014,019,797,675,409,408
  5. Step 5: Solve for x
    x = 52,359,014,019,797,675,409,408/353,654,969,470.18
  6. Step 6: Final answer
    x = 148,051,119,140.89

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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.