Home / 113,878,538.40-170,817,807.60-52,467,578.40

Finding the Fourth Proportional to 113,878,538.40, 170,817,807.60 and 52,467,578.40

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Solution

The fourth proportional to 113,878,538.40, 170,817,807.60 and 52,467,578.40 is: 78,701,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,878,538.40 : 170,817,807.60 = 52,467,578.40 : x
  2. Step 2: Convert to fraction form
    113,878,538.40/170,817,807.60 = 52,467,578.40/x
  3. Step 3: Cross multiply
    113,878,538.40x = 170,817,807.60 × 52,467,578.40
  4. Step 4: Simplify right side
    113,878,538.40x = 8,962,396,712,369,115
  5. Step 5: Solve for x
    x = 8,962,396,712,369,115/113,878,538.40
  6. Step 6: Final answer
    x = 78,701,367.60

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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.