Home / 82,960,010.40-124,440,015.60-52,349,008.80

Finding the Fourth Proportional to 82,960,010.40, 124,440,015.60 and 52,349,008.80

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Solution

The fourth proportional to 82,960,010.40, 124,440,015.60 and 52,349,008.80 is: 78,523,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,960,010.40 : 124,440,015.60 = 52,349,008.80 : x
  2. Step 2: Convert to fraction form
    82,960,010.40/124,440,015.60 = 52,349,008.80/x
  3. Step 3: Cross multiply
    82,960,010.40x = 124,440,015.60 × 52,349,008.80
  4. Step 4: Simplify right side
    82,960,010.40x = 6,514,311,471,716,537
  5. Step 5: Solve for x
    x = 6,514,311,471,716,537/82,960,010.40
  6. Step 6: Final answer
    x = 78,523,513.20

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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.