Home / 155,407,695.60-233,176,861.80-83,520,130.80

Finding the Fourth Proportional to 155,407,695.60, 233,176,861.80 and 83,520,130.80

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Solution

The fourth proportional to 155,407,695.60, 233,176,861.80 and 83,520,130.80 is: 125,315,300.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,407,695.60 : 233,176,861.80 = 83,520,130.80 : x
  2. Step 2: Convert to fraction form
    155,407,695.60/233,176,861.80 = 83,520,130.80/x
  3. Step 3: Cross multiply
    155,407,695.60x = 233,176,861.80 × 83,520,130.80
  4. Step 4: Simplify right side
    155,407,695.60x = 19,474,961,997,069,524
  5. Step 5: Solve for x
    x = 19,474,961,997,069,524/155,407,695.60
  6. Step 6: Final answer
    x = 125,315,300.00

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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.