Home / 284,741,271.17-427,068,751.67-77,495,831.60

Finding the Fourth Proportional to 284,741,271.17, 427,068,751.67 and 77,495,831.60

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Solution

The fourth proportional to 284,741,271.17, 427,068,751.67 and 77,495,831.60 is: 116,232,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,741,271.17 : 427,068,751.67 = 77,495,831.60 : x
  2. Step 2: Convert to fraction form
    284,741,271.17/427,068,751.67 = 77,495,831.60/x
  3. Step 3: Cross multiply
    284,741,271.17x = 427,068,751.67 × 77,495,831.60
  4. Step 4: Simplify right side
    284,741,271.17x = 33,096,048,058,517,716
  5. Step 5: Solve for x
    x = 33,096,048,058,517,716/284,741,271.17
  6. Step 6: Final answer
    x = 116,232,002.21

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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.