Home / 563,435,998.80-845,153,998.20-154,533,483.60

Finding the Fourth Proportional to 563,435,998.80, 845,153,998.20 and 154,533,483.60

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Solution

The fourth proportional to 563,435,998.80, 845,153,998.20 and 154,533,483.60 is: 231,800,225.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,435,998.80 : 845,153,998.20 = 154,533,483.60 : x
  2. Step 2: Convert to fraction form
    563,435,998.80/845,153,998.20 = 154,533,483.60/x
  3. Step 3: Cross multiply
    563,435,998.80x = 845,153,998.20 × 154,533,483.60
  4. Step 4: Simplify right side
    563,435,998.80x = 130,604,591,520,314,128
  5. Step 5: Solve for x
    x = 130,604,591,520,314,128/563,435,998.80
  6. Step 6: Final answer
    x = 231,800,225.40

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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.