Home / 113,603,055.20-170,404,582.80-99,573,012.80

Finding the Fourth Proportional to 113,603,055.20, 170,404,582.80 and 99,573,012.80

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Solution

The fourth proportional to 113,603,055.20, 170,404,582.80 and 99,573,012.80 is: 149,359,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,603,055.20 : 170,404,582.80 = 99,573,012.80 : x
  2. Step 2: Convert to fraction form
    113,603,055.20/170,404,582.80 = 99,573,012.80/x
  3. Step 3: Cross multiply
    113,603,055.20x = 170,404,582.80 × 99,573,012.80
  4. Step 4: Simplify right side
    113,603,055.20x = 16,967,697,704,323,060
  5. Step 5: Solve for x
    x = 16,967,697,704,323,060/113,603,055.20
  6. Step 6: Final answer
    x = 149,359,519.20

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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.