Home / 157,464,212.80-236,196,319.20-55,214,964.40

Finding the Fourth Proportional to 157,464,212.80, 236,196,319.20 and 55,214,964.40

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Solution

The fourth proportional to 157,464,212.80, 236,196,319.20 and 55,214,964.40 is: 82,822,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,212.80 : 236,196,319.20 = 55,214,964.40 : x
  2. Step 2: Convert to fraction form
    157,464,212.80/236,196,319.20 = 55,214,964.40/x
  3. Step 3: Cross multiply
    157,464,212.80x = 236,196,319.20 × 55,214,964.40
  4. Step 4: Simplify right side
    157,464,212.80x = 13,041,571,356,039,036
  5. Step 5: Solve for x
    x = 13,041,571,356,039,036/157,464,212.80
  6. Step 6: Final answer
    x = 82,822,446.60

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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.