Home / 268,099,606.02-402,149,430.36-86,346,784.02

Finding the Fourth Proportional to 268,099,606.02, 402,149,430.36 and 86,346,784.02

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Solution

The fourth proportional to 268,099,606.02, 402,149,430.36 and 86,346,784.02 is: 129,520,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,099,606.02 : 402,149,430.36 = 86,346,784.02 : x
  2. Step 2: Convert to fraction form
    268,099,606.02/402,149,430.36 = 86,346,784.02/x
  3. Step 3: Cross multiply
    268,099,606.02x = 402,149,430.36 × 86,346,784.02
  4. Step 4: Simplify right side
    268,099,606.02x = 34,724,310,007,060,952
  5. Step 5: Solve for x
    x = 34,724,310,007,060,952/268,099,606.02
  6. Step 6: Final answer
    x = 129,520,182.90

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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.