Home / 37,518,971,542.53-51,776,180,728.68-21,461,652,619.68

Finding the Fourth Proportional to 37,518,971,542.53, 51,776,180,728.68 and 21,461,652,619.68

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Solution

The fourth proportional to 37,518,971,542.53, 51,776,180,728.68 and 21,461,652,619.68 is: 29,617,080,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518,971,542.53 : 51,776,180,728.68 = 21,461,652,619.68 : x
  2. Step 2: Convert to fraction form
    37,518,971,542.53/51,776,180,728.68 = 21,461,652,619.68/x
  3. Step 3: Cross multiply
    37,518,971,542.53x = 51,776,180,728.68 × 21,461,652,619.68
  4. Step 4: Simplify right side
    37,518,971,542.53x = 1,111,202,404,772,700,225,536
  5. Step 5: Solve for x
    x = 1,111,202,404,772,700,225,536/37,518,971,542.53
  6. Step 6: Final answer
    x = 29,617,080,615.15

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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.