Home / 587,128,931.80-880,693,397.70-178,184,426.20

Finding the Fourth Proportional to 587,128,931.80, 880,693,397.70 and 178,184,426.20

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Solution

The fourth proportional to 587,128,931.80, 880,693,397.70 and 178,184,426.20 is: 267,276,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,128,931.80 : 880,693,397.70 = 178,184,426.20 : x
  2. Step 2: Convert to fraction form
    587,128,931.80/880,693,397.70 = 178,184,426.20/x
  3. Step 3: Cross multiply
    587,128,931.80x = 880,693,397.70 × 178,184,426.20
  4. Step 4: Simplify right side
    587,128,931.80x = 156,925,847,727,302,912
  5. Step 5: Solve for x
    x = 156,925,847,727,302,912/587,128,931.80
  6. Step 6: Final answer
    x = 267,276,639.30

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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.