Home / 1,260,915,600,119.40-1,894,390,753,286.20-808,520,847,823.60

Finding the Fourth Proportional to 1,260,915,600,119.40, 1,894,390,753,286.20 and 808,520,847,823.60

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Solution

The fourth proportional to 1,260,915,600,119.40, 1,894,390,753,286.20 and 808,520,847,823.60 is: 1,214,716,050,631.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,915,600,119.40 : 1,894,390,753,286.20 = 808,520,847,823.60 : x
  2. Step 2: Convert to fraction form
    1,260,915,600,119.40/1,894,390,753,286.20 = 808,520,847,823.60/x
  3. Step 3: Cross multiply
    1,260,915,600,119.40x = 1,894,390,753,286.20 × 808,520,847,823.60
  4. Step 4: Simplify right side
    1,260,915,600,119.40x = 1,531,654,417,956,146,698,518,528
  5. Step 5: Solve for x
    x = 1,531,654,417,956,146,698,518,528/1,260,915,600,119.40
  6. Step 6: Final answer
    x = 1,214,716,050,631.07

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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.