Home / 306,515,560.91-459,951,783.98-129,241,582.32

Finding the Fourth Proportional to 306,515,560.91, 459,951,783.98 and 129,241,582.32

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Solution

The fourth proportional to 306,515,560.91, 459,951,783.98 and 129,241,582.32 is: 193,937,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,515,560.91 : 459,951,783.98 = 129,241,582.32 : x
  2. Step 2: Convert to fraction form
    306,515,560.91/459,951,783.98 = 129,241,582.32/x
  3. Step 3: Cross multiply
    306,515,560.91x = 459,951,783.98 × 129,241,582.32
  4. Step 4: Simplify right side
    306,515,560.91x = 59,444,896,351,835,816
  5. Step 5: Solve for x
    x = 59,444,896,351,835,816/306,515,560.91
  6. Step 6: Final answer
    x = 193,937,613.40

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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.