Home / 74,781,477.48-103,215,657.63-43,851,611.28

Finding the Fourth Proportional to 74,781,477.48, 103,215,657.63 and 43,851,611.28

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Solution

The fourth proportional to 74,781,477.48, 103,215,657.63 and 43,851,611.28 is: 60,525,320.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,781,477.48 : 103,215,657.63 = 43,851,611.28 : x
  2. Step 2: Convert to fraction form
    74,781,477.48/103,215,657.63 = 43,851,611.28/x
  3. Step 3: Cross multiply
    74,781,477.48x = 103,215,657.63 × 43,851,611.28
  4. Step 4: Simplify right side
    74,781,477.48x = 4,526,172,896,705,382
  5. Step 5: Solve for x
    x = 4,526,172,896,705,382/74,781,477.48
  6. Step 6: Final answer
    x = 60,525,320.56

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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.