Home / 178,018,531.91-245,662,322.48-98,633,303.83

Finding the Fourth Proportional to 178,018,531.91, 245,662,322.48 and 98,633,303.83

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Solution

The fourth proportional to 178,018,531.91, 245,662,322.48 and 98,633,303.83 is: 136,112,157.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,018,531.91 : 245,662,322.48 = 98,633,303.83 : x
  2. Step 2: Convert to fraction form
    178,018,531.91/245,662,322.48 = 98,633,303.83/x
  3. Step 3: Cross multiply
    178,018,531.91x = 245,662,322.48 × 98,633,303.83
  4. Step 4: Simplify right side
    178,018,531.91x = 24,230,486,491,524,968
  5. Step 5: Solve for x
    x = 24,230,486,491,524,968/178,018,531.91
  6. Step 6: Final answer
    x = 136,112,157.72

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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.