Home / 6,984,949,297.48-9,639,269,182.71-3,974,201,926.52

Finding the Fourth Proportional to 6,984,949,297.48, 9,639,269,182.71 and 3,974,201,926.52

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Solution

The fourth proportional to 6,984,949,297.48, 9,639,269,182.71 and 3,974,201,926.52 is: 5,484,420,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,949,297.48 : 9,639,269,182.71 = 3,974,201,926.52 : x
  2. Step 2: Convert to fraction form
    6,984,949,297.48/9,639,269,182.71 = 3,974,201,926.52/x
  3. Step 3: Cross multiply
    6,984,949,297.48x = 9,639,269,182.71 × 3,974,201,926.52
  4. Step 4: Simplify right side
    6,984,949,297.48x = 38,308,402,156,122,742,784
  5. Step 5: Solve for x
    x = 38,308,402,156,122,742,784/6,984,949,297.48
  6. Step 6: Final answer
    x = 5,484,420,934.87

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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.