Home / 318,727,949,581.56-478,175,779,709.02-114,541,764,270.96

Finding the Fourth Proportional to 318,727,949,581.56, 478,175,779,709.02 and 114,541,764,270.96

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Solution

The fourth proportional to 318,727,949,581.56, 478,175,779,709.02 and 114,541,764,270.96 is: 171,842,781,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,727,949,581.56 : 478,175,779,709.02 = 114,541,764,270.96 : x
  2. Step 2: Convert to fraction form
    318,727,949,581.56/478,175,779,709.02 = 114,541,764,270.96/x
  3. Step 3: Cross multiply
    318,727,949,581.56x = 478,175,779,709.02 × 114,541,764,270.96
  4. Step 4: Simplify right side
    318,727,949,581.56x = 54,771,097,439,513,069,223,936
  5. Step 5: Solve for x
    x = 54,771,097,439,513,069,223,936/318,727,949,581.56
  6. Step 6: Final answer
    x = 171,842,781,630.60

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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.