Home / 354,294,600.30-531,441,900.45-298,174,430.70

Finding the Fourth Proportional to 354,294,600.30, 531,441,900.45 and 298,174,430.70

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Solution

The fourth proportional to 354,294,600.30, 531,441,900.45 and 298,174,430.70 is: 447,261,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,600.30 : 531,441,900.45 = 298,174,430.70 : x
  2. Step 2: Convert to fraction form
    354,294,600.30/531,441,900.45 = 298,174,430.70/x
  3. Step 3: Cross multiply
    354,294,600.30x = 531,441,900.45 × 298,174,430.70
  4. Step 4: Simplify right side
    354,294,600.30x = 158,462,386,116,804,800
  5. Step 5: Solve for x
    x = 158,462,386,116,804,800/354,294,600.30
  6. Step 6: Final answer
    x = 447,261,646.05

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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.