Home / 363,484,187.60-545,226,281.40-218,365,365.20

Finding the Fourth Proportional to 363,484,187.60, 545,226,281.40 and 218,365,365.20

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Solution

The fourth proportional to 363,484,187.60, 545,226,281.40 and 218,365,365.20 is: 327,548,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,484,187.60 : 545,226,281.40 = 218,365,365.20 : x
  2. Step 2: Convert to fraction form
    363,484,187.60/545,226,281.40 = 218,365,365.20/x
  3. Step 3: Cross multiply
    363,484,187.60x = 545,226,281.40 × 218,365,365.20
  4. Step 4: Simplify right side
    363,484,187.60x = 119,058,536,054,548,960
  5. Step 5: Solve for x
    x = 119,058,536,054,548,960/363,484,187.60
  6. Step 6: Final answer
    x = 327,548,047.80

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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.