Home / 288,684,014.40-433,026,021.60-159,224,986.80

Finding the Fourth Proportional to 288,684,014.40, 433,026,021.60 and 159,224,986.80

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Solution

The fourth proportional to 288,684,014.40, 433,026,021.60 and 159,224,986.80 is: 238,837,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,684,014.40 : 433,026,021.60 = 159,224,986.80 : x
  2. Step 2: Convert to fraction form
    288,684,014.40/433,026,021.60 = 159,224,986.80/x
  3. Step 3: Cross multiply
    288,684,014.40x = 433,026,021.60 × 159,224,986.80
  4. Step 4: Simplify right side
    288,684,014.40x = 68,948,562,573,316,520
  5. Step 5: Solve for x
    x = 68,948,562,573,316,520/288,684,014.40
  6. Step 6: Final answer
    x = 238,837,480.20

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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.