Home / 173,880,097.90-260,820,146.85-130,514,512.30

Finding the Fourth Proportional to 173,880,097.90, 260,820,146.85 and 130,514,512.30

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Solution

The fourth proportional to 173,880,097.90, 260,820,146.85 and 130,514,512.30 is: 195,771,768.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,880,097.90 : 260,820,146.85 = 130,514,512.30 : x
  2. Step 2: Convert to fraction form
    173,880,097.90/260,820,146.85 = 130,514,512.30/x
  3. Step 3: Cross multiply
    173,880,097.90x = 260,820,146.85 × 130,514,512.30
  4. Step 4: Simplify right side
    173,880,097.90x = 34,040,814,264,142,128
  5. Step 5: Solve for x
    x = 34,040,814,264,142,128/173,880,097.90
  6. Step 6: Final answer
    x = 195,771,768.45

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1.5x scale

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.