Home / 469,689,043.88-648,153,101.94-260,858,632.52

Finding the Fourth Proportional to 469,689,043.88, 648,153,101.94 and 260,858,632.52

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Solution

The fourth proportional to 469,689,043.88, 648,153,101.94 and 260,858,632.52 is: 359,975,038.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,689,043.88 : 648,153,101.94 = 260,858,632.52 : x
  2. Step 2: Convert to fraction form
    469,689,043.88/648,153,101.94 = 260,858,632.52/x
  3. Step 3: Cross multiply
    469,689,043.88x = 648,153,101.94 × 260,858,632.52
  4. Step 4: Simplify right side
    469,689,043.88x = 169,076,331,835,664,576
  5. Step 5: Solve for x
    x = 169,076,331,835,664,576/469,689,043.88
  6. Step 6: Final answer
    x = 359,975,038.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.