Home / 174,312,129.60-261,440,200.80-53,115,393.60

Finding the Fourth Proportional to 174,312,129.60, 261,440,200.80 and 53,115,393.60

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Solution

The fourth proportional to 174,312,129.60, 261,440,200.80 and 53,115,393.60 is: 79,664,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,312,129.60 : 261,440,200.80 = 53,115,393.60 : x
  2. Step 2: Convert to fraction form
    174,312,129.60/261,440,200.80 = 53,115,393.60/x
  3. Step 3: Cross multiply
    174,312,129.60x = 261,440,200.80 × 53,115,393.60
  4. Step 4: Simplify right side
    174,312,129.60x = 13,886,499,168,355,036
  5. Step 5: Solve for x
    x = 13,886,499,168,355,036/174,312,129.60
  6. Step 6: Final answer
    x = 79,664,560.35

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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.