Home / 158,476,635,657.48-218,699,491,337.46-86,219,111,289

Finding the Fourth Proportional to 158,476,635,657.48, 218,699,491,337.46 and 86,219,111,289

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Solution

The fourth proportional to 158,476,635,657.48, 218,699,491,337.46 and 86,219,111,289 is: 118,983,317,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,476,635,657.48 : 218,699,491,337.46 = 86,219,111,289 : x
  2. Step 2: Convert to fraction form
    158,476,635,657.48/218,699,491,337.46 = 86,219,111,289/x
  3. Step 3: Cross multiply
    158,476,635,657.48x = 218,699,491,337.46 × 86,219,111,289
  4. Step 4: Simplify right side
    158,476,635,657.48x = 18,856,075,782,472,155,004,928
  5. Step 5: Solve for x
    x = 18,856,075,782,472,155,004,928/158,476,635,657.48
  6. Step 6: Final answer
    x = 118,983,317,031.20

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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.