Home / 576,780,608.86-863,736,022.59-403,445,812.30

Finding the Fourth Proportional to 576,780,608.86, 863,736,022.59 and 403,445,812.30

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Solution

The fourth proportional to 576,780,608.86, 863,736,022.59 and 403,445,812.30 is: 604,165,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,780,608.86 : 863,736,022.59 = 403,445,812.30 : x
  2. Step 2: Convert to fraction form
    576,780,608.86/863,736,022.59 = 403,445,812.30/x
  3. Step 3: Cross multiply
    576,780,608.86x = 863,736,022.59 × 403,445,812.30
  4. Step 4: Simplify right side
    576,780,608.86x = 348,470,681,242,921,408
  5. Step 5: Solve for x
    x = 348,470,681,242,921,408/576,780,608.86
  6. Step 6: Final answer
    x = 604,165,042.81

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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.