Home / 82,960,087.40-124,440,131.10-52,349,085.80

Finding the Fourth Proportional to 82,960,087.40, 124,440,131.10 and 52,349,085.80

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Solution

The fourth proportional to 82,960,087.40, 124,440,131.10 and 52,349,085.80 is: 78,523,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,960,087.40 : 124,440,131.10 = 52,349,085.80 : x
  2. Step 2: Convert to fraction form
    82,960,087.40/124,440,131.10 = 52,349,085.80/x
  3. Step 3: Cross multiply
    82,960,087.40x = 124,440,131.10 × 52,349,085.80
  4. Step 4: Simplify right side
    82,960,087.40x = 6,514,327,099,917,148
  5. Step 5: Solve for x
    x = 6,514,327,099,917,148/82,960,087.40
  6. Step 6: Final answer
    x = 78,523,628.70

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Double scale
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Similar ratio
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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.