Home / 318,727,949,476.64-478,175,779,552.24-114,541,764,166.24

Finding the Fourth Proportional to 318,727,949,476.64, 478,175,779,552.24 and 114,541,764,166.24

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Solution

The fourth proportional to 318,727,949,476.64, 478,175,779,552.24 and 114,541,764,166.24 is: 171,842,781,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,727,949,476.64 : 478,175,779,552.24 = 114,541,764,166.24 : x
  2. Step 2: Convert to fraction form
    318,727,949,476.64/478,175,779,552.24 = 114,541,764,166.24/x
  3. Step 3: Cross multiply
    318,727,949,476.64x = 478,175,779,552.24 × 114,541,764,166.24
  4. Step 4: Simplify right side
    318,727,949,476.64x = 54,771,097,371,480,644,648,960
  5. Step 5: Solve for x
    x = 54,771,097,371,480,644,648,960/318,727,949,476.64
  6. Step 6: Final answer
    x = 171,842,781,473.72

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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.