Home / 173,880,022.40-260,820,033.60-130,514,436.80

Finding the Fourth Proportional to 173,880,022.40, 260,820,033.60 and 130,514,436.80

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Solution

The fourth proportional to 173,880,022.40, 260,820,033.60 and 130,514,436.80 is: 195,771,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,880,022.40 : 260,820,033.60 = 130,514,436.80 : x
  2. Step 2: Convert to fraction form
    173,880,022.40/260,820,033.60 = 130,514,436.80/x
  3. Step 3: Cross multiply
    173,880,022.40x = 260,820,033.60 × 130,514,436.80
  4. Step 4: Simplify right side
    173,880,022.40x = 34,040,779,791,461,076
  5. Step 5: Solve for x
    x = 34,040,779,791,461,076/173,880,022.40
  6. Step 6: Final answer
    x = 195,771,655.20

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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.