Home / 1,470,015,682.79-2,028,595,988.57-800,966,265.80

Finding the Fourth Proportional to 1,470,015,682.79, 2,028,595,988.57 and 800,966,265.80

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Solution

The fourth proportional to 1,470,015,682.79, 2,028,595,988.57 and 800,966,265.80 is: 1,105,319,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,015,682.79 : 2,028,595,988.57 = 800,966,265.80 : x
  2. Step 2: Convert to fraction form
    1,470,015,682.79/2,028,595,988.57 = 800,966,265.80/x
  3. Step 3: Cross multiply
    1,470,015,682.79x = 2,028,595,988.57 × 800,966,265.80
  4. Step 4: Simplify right side
    1,470,015,682.79x = 1,624,836,953,767,624,448
  5. Step 5: Solve for x
    x = 1,624,836,953,767,624,448/1,470,015,682.79
  6. Step 6: Final answer
    x = 1,105,319,468.90

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1.5x scale

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.