Home / 69,240,300.48-103,768,712.64-36,822,398.40

Finding the Fourth Proportional to 69,240,300.48, 103,768,712.64 and 36,822,398.40

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Solution

The fourth proportional to 69,240,300.48, 103,768,712.64 and 36,822,398.40 is: 55,184,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,240,300.48 : 103,768,712.64 = 36,822,398.40 : x
  2. Step 2: Convert to fraction form
    69,240,300.48/103,768,712.64 = 36,822,398.40/x
  3. Step 3: Cross multiply
    69,240,300.48x = 103,768,712.64 × 36,822,398.40
  4. Step 4: Simplify right side
    69,240,300.48x = 3,821,012,878,285,195.50
  5. Step 5: Solve for x
    x = 3,821,012,878,285,195.50/69,240,300.48
  6. Step 6: Final answer
    x = 55,184,810.75

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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.