Home / 146,779,657.20-220,311,203.40-89,384,029.20

Finding the Fourth Proportional to 146,779,657.20, 220,311,203.40 and 89,384,029.20

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Solution

The fourth proportional to 146,779,657.20, 220,311,203.40 and 89,384,029.20 is: 134,162,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,779,657.20 : 220,311,203.40 = 89,384,029.20 : x
  2. Step 2: Convert to fraction form
    146,779,657.20/220,311,203.40 = 89,384,029.20/x
  3. Step 3: Cross multiply
    146,779,657.20x = 220,311,203.40 × 89,384,029.20
  4. Step 4: Simplify right side
    146,779,657.20x = 19,692,303,037,792,740
  5. Step 5: Solve for x
    x = 19,692,303,037,792,740/146,779,657.20
  6. Step 6: Final answer
    x = 134,162,345.20

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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.