Home / 205,335,746,337.20-307,786,236,426.48-69,068,148,535.76

Finding the Fourth Proportional to 205,335,746,337.20, 307,786,236,426.48 and 69,068,148,535.76

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Solution

The fourth proportional to 205,335,746,337.20, 307,786,236,426.48 and 69,068,148,535.76 is: 103,529,102,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,335,746,337.20 : 307,786,236,426.48 = 69,068,148,535.76 : x
  2. Step 2: Convert to fraction form
    205,335,746,337.20/307,786,236,426.48 = 69,068,148,535.76/x
  3. Step 3: Cross multiply
    205,335,746,337.20x = 307,786,236,426.48 × 69,068,148,535.76
  4. Step 4: Simplify right side
    205,335,746,337.20x = 21,258,225,494,766,661,926,912
  5. Step 5: Solve for x
    x = 21,258,225,494,766,661,926,912/205,335,746,337.20
  6. Step 6: Final answer
    x = 103,529,102,331.05

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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.