Home / 113,571,151.20-170,426,710.80-45,406,735.20

Finding the Fourth Proportional to 113,571,151.20, 170,426,710.80 and 45,406,735.20

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Solution

The fourth proportional to 113,571,151.20, 170,426,710.80 and 45,406,735.20 is: 68,138,083.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,571,151.20 : 170,426,710.80 = 45,406,735.20 : x
  2. Step 2: Convert to fraction form
    113,571,151.20/170,426,710.80 = 45,406,735.20/x
  3. Step 3: Cross multiply
    113,571,151.20x = 170,426,710.80 × 45,406,735.20
  4. Step 4: Simplify right side
    113,571,151.20x = 7,738,520,528,302,581
  5. Step 5: Solve for x
    x = 7,738,520,528,302,581/113,571,151.20
  6. Step 6: Final answer
    x = 68,138,083.01

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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.