Home / 102,530,510.60-141,486,627.30-56,111,786.60

Finding the Fourth Proportional to 102,530,510.60, 141,486,627.30 and 56,111,786.60

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Solution

The fourth proportional to 102,530,510.60, 141,486,627.30 and 56,111,786.60 is: 77,431,267.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,530,510.60 : 141,486,627.30 = 56,111,786.60 : x
  2. Step 2: Convert to fraction form
    102,530,510.60/141,486,627.30 = 56,111,786.60/x
  3. Step 3: Cross multiply
    102,530,510.60x = 141,486,627.30 × 56,111,786.60
  4. Step 4: Simplify right side
    102,530,510.60x = 7,939,067,437,811,335
  5. Step 5: Solve for x
    x = 7,939,067,437,811,335/102,530,510.60
  6. Step 6: Final answer
    x = 77,431,267.94

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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.