Home / 356,525,310.90-534,787,966.35-162,815,066.40

Finding the Fourth Proportional to 356,525,310.90, 534,787,966.35 and 162,815,066.40

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Solution

The fourth proportional to 356,525,310.90, 534,787,966.35 and 162,815,066.40 is: 244,222,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,525,310.90 : 534,787,966.35 = 162,815,066.40 : x
  2. Step 2: Convert to fraction form
    356,525,310.90/534,787,966.35 = 162,815,066.40/x
  3. Step 3: Cross multiply
    356,525,310.90x = 534,787,966.35 × 162,815,066.40
  4. Step 4: Simplify right side
    356,525,310.90x = 87,071,538,251,196,224
  5. Step 5: Solve for x
    x = 87,071,538,251,196,224/356,525,310.90
  6. Step 6: Final answer
    x = 244,222,599.60

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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.