Home / 18,709,290,057.12-28,065,226,339.68-5,444,658,214.56

Finding the Fourth Proportional to 18,709,290,057.12, 28,065,226,339.68 and 5,444,658,214.56

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Solution

The fourth proportional to 18,709,290,057.12, 28,065,226,339.68 and 5,444,658,214.56 is: 8,167,363,094.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,290,057.12 : 28,065,226,339.68 = 5,444,658,214.56 : x
  2. Step 2: Convert to fraction form
    18,709,290,057.12/28,065,226,339.68 = 5,444,658,214.56/x
  3. Step 3: Cross multiply
    18,709,290,057.12x = 28,065,226,339.68 × 5,444,658,214.56
  4. Step 4: Simplify right side
    18,709,290,057.12x = 152,805,565,133,824,393,216
  5. Step 5: Solve for x
    x = 152,805,565,133,824,393,216/18,709,290,057.12
  6. Step 6: Final answer
    x = 8,167,363,094.34

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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.