Home / 745,407,677.86-1,028,708,617.77-410,879,445.77

Finding the Fourth Proportional to 745,407,677.86, 1,028,708,617.77 and 410,879,445.77

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Solution

The fourth proportional to 745,407,677.86, 1,028,708,617.77 and 410,879,445.77 is: 567,039,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,407,677.86 : 1,028,708,617.77 = 410,879,445.77 : x
  2. Step 2: Convert to fraction form
    745,407,677.86/1,028,708,617.77 = 410,879,445.77/x
  3. Step 3: Cross multiply
    745,407,677.86x = 1,028,708,617.77 × 410,879,445.77
  4. Step 4: Simplify right side
    745,407,677.86x = 422,675,226,730,732,096
  5. Step 5: Solve for x
    x = 422,675,226,730,732,096/745,407,677.86
  6. Step 6: Final answer
    x = 567,039,003.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.