Home / 475,314,220.02-712,468,128.46-159,879,965.85

Finding the Fourth Proportional to 475,314,220.02, 712,468,128.46 and 159,879,965.85

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Solution

The fourth proportional to 475,314,220.02, 712,468,128.46 and 159,879,965.85 is: 239,650,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,314,220.02 : 712,468,128.46 = 159,879,965.85 : x
  2. Step 2: Convert to fraction form
    475,314,220.02/712,468,128.46 = 159,879,965.85/x
  3. Step 3: Cross multiply
    475,314,220.02x = 712,468,128.46 × 159,879,965.85
  4. Step 4: Simplify right side
    475,314,220.02x = 113,909,380,048,075,888
  5. Step 5: Solve for x
    x = 113,909,380,048,075,888/475,314,220.02
  6. Step 6: Final answer
    x = 239,650,688.43

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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.