Home / 109,020,293.10-163,446,621.80-56,441,600.19

Finding the Fourth Proportional to 109,020,293.10, 163,446,621.80 and 56,441,600.19

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Solution

The fourth proportional to 109,020,293.10, 163,446,621.80 and 56,441,600.19 is: 84,619,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,020,293.10 : 163,446,621.80 = 56,441,600.19 : x
  2. Step 2: Convert to fraction form
    109,020,293.10/163,446,621.80 = 56,441,600.19/x
  3. Step 3: Cross multiply
    109,020,293.10x = 163,446,621.80 × 56,441,600.19
  4. Step 4: Simplify right side
    109,020,293.10x = 9,225,188,879,759,530
  5. Step 5: Solve for x
    x = 9,225,188,879,759,530/109,020,293.10
  6. Step 6: Final answer
    x = 84,619,006.40

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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.