Home / 175,318,875.20-262,978,312.80-170,280,027.20

Finding the Fourth Proportional to 175,318,875.20, 262,978,312.80 and 170,280,027.20

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Solution

The fourth proportional to 175,318,875.20, 262,978,312.80 and 170,280,027.20 is: 255,420,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,318,875.20 : 262,978,312.80 = 170,280,027.20 : x
  2. Step 2: Convert to fraction form
    175,318,875.20/262,978,312.80 = 170,280,027.20/x
  3. Step 3: Cross multiply
    175,318,875.20x = 262,978,312.80 × 170,280,027.20
  4. Step 4: Simplify right side
    175,318,875.20x = 44,779,954,256,594,104
  5. Step 5: Solve for x
    x = 44,779,954,256,594,104/175,318,875.20
  6. Step 6: Final answer
    x = 255,420,040.80

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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.