Home / 91,263,668.67-136,803,386.55-57,208,929.39

Finding the Fourth Proportional to 91,263,668.67, 136,803,386.55 and 57,208,929.39

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Solution

The fourth proportional to 91,263,668.67, 136,803,386.55 and 57,208,929.39 is: 85,755,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,263,668.67 : 136,803,386.55 = 57,208,929.39 : x
  2. Step 2: Convert to fraction form
    91,263,668.67/136,803,386.55 = 57,208,929.39/x
  3. Step 3: Cross multiply
    91,263,668.67x = 136,803,386.55 × 57,208,929.39
  4. Step 4: Simplify right side
    91,263,668.67x = 7,826,375,281,451,826
  5. Step 5: Solve for x
    x = 7,826,375,281,451,826/91,263,668.67
  6. Step 6: Final answer
    x = 85,755,650.58

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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.