Home / 163,555,132.34-245,334,835.41-54,380,303.36

Finding the Fourth Proportional to 163,555,132.34, 245,334,835.41 and 54,380,303.36

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Solution

The fourth proportional to 163,555,132.34, 245,334,835.41 and 54,380,303.36 is: 81,571,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,555,132.34 : 245,334,835.41 = 54,380,303.36 : x
  2. Step 2: Convert to fraction form
    163,555,132.34/245,334,835.41 = 54,380,303.36/x
  3. Step 3: Cross multiply
    163,555,132.34x = 245,334,835.41 × 54,380,303.36
  4. Step 4: Simplify right side
    163,555,132.34x = 13,341,382,774,371,470
  5. Step 5: Solve for x
    x = 13,341,382,774,371,470/163,555,132.34
  6. Step 6: Final answer
    x = 81,571,165.54

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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.