Home / 86,000,401.74-118,706,488.54-58,514,273.22

Finding the Fourth Proportional to 86,000,401.74, 118,706,488.54 and 58,514,273.22

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Solution

The fourth proportional to 86,000,401.74, 118,706,488.54 and 58,514,273.22 is: 80,767,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,000,401.74 : 118,706,488.54 = 58,514,273.22 : x
  2. Step 2: Convert to fraction form
    86,000,401.74/118,706,488.54 = 58,514,273.22/x
  3. Step 3: Cross multiply
    86,000,401.74x = 118,706,488.54 × 58,514,273.22
  4. Step 4: Simplify right side
    86,000,401.74x = 6,946,023,903,416,359
  5. Step 5: Solve for x
    x = 6,946,023,903,416,359/86,000,401.74
  6. Step 6: Final answer
    x = 80,767,342.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.