Home / 173,880,005.40-260,820,008.10-130,514,419.80

Finding the Fourth Proportional to 173,880,005.40, 260,820,008.10 and 130,514,419.80

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Solution

The fourth proportional to 173,880,005.40, 260,820,008.10 and 130,514,419.80 is: 195,771,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,880,005.40 : 260,820,008.10 = 130,514,419.80 : x
  2. Step 2: Convert to fraction form
    173,880,005.40/260,820,008.10 = 130,514,419.80/x
  3. Step 3: Cross multiply
    173,880,005.40x = 260,820,008.10 × 130,514,419.80
  4. Step 4: Simplify right side
    173,880,005.40x = 34,040,772,029,402,800
  5. Step 5: Solve for x
    x = 34,040,772,029,402,800/173,880,005.40
  6. Step 6: Final answer
    x = 195,771,629.70

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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.