Home / 92,986,858.31-128,323,041.28-51,175,737.63

Finding the Fourth Proportional to 92,986,858.31, 128,323,041.28 and 51,175,737.63

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Solution

The fourth proportional to 92,986,858.31, 128,323,041.28 and 51,175,737.63 is: 70,623,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,986,858.31 : 128,323,041.28 = 51,175,737.63 : x
  2. Step 2: Convert to fraction form
    92,986,858.31/128,323,041.28 = 51,175,737.63/x
  3. Step 3: Cross multiply
    92,986,858.31x = 128,323,041.28 × 51,175,737.63
  4. Step 4: Simplify right side
    92,986,858.31x = 6,567,026,292,301,001
  5. Step 5: Solve for x
    x = 6,567,026,292,301,001/92,986,858.31
  6. Step 6: Final answer
    x = 70,623,165.60

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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.