Home / 30,406,532,512.32-41,963,499,743.40-16,862,411,419.20

Finding the Fourth Proportional to 30,406,532,512.32, 41,963,499,743.40 and 16,862,411,419.20

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Solution

The fourth proportional to 30,406,532,512.32, 41,963,499,743.40 and 16,862,411,419.20 is: 23,271,505,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,406,532,512.32 : 41,963,499,743.40 = 16,862,411,419.20 : x
  2. Step 2: Convert to fraction form
    30,406,532,512.32/41,963,499,743.40 = 16,862,411,419.20/x
  3. Step 3: Cross multiply
    30,406,532,512.32x = 41,963,499,743.40 × 16,862,411,419.20
  4. Step 4: Simplify right side
    30,406,532,512.32x = 707,605,797,262,704,508,928
  5. Step 5: Solve for x
    x = 707,605,797,262,704,508,928/30,406,532,512.32
  6. Step 6: Final answer
    x = 23,271,505,785.02

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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.