Home / 64,578,393.36-89,118,879.75-35,209,487.61

Finding the Fourth Proportional to 64,578,393.36, 89,118,879.75 and 35,209,487.61

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Solution

The fourth proportional to 64,578,393.36, 89,118,879.75 and 35,209,487.61 is: 48,589,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,578,393.36 : 89,118,879.75 = 35,209,487.61 : x
  2. Step 2: Convert to fraction form
    64,578,393.36/89,118,879.75 = 35,209,487.61/x
  3. Step 3: Cross multiply
    64,578,393.36x = 89,118,879.75 × 35,209,487.61
  4. Step 4: Simplify right side
    64,578,393.36x = 3,137,830,092,374,705
  5. Step 5: Solve for x
    x = 3,137,830,092,374,705/64,578,393.36
  6. Step 6: Final answer
    x = 48,589,472.87

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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.