Home / 93,407,046.93-128,909,692.49-52,161,907.41

Finding the Fourth Proportional to 93,407,046.93, 128,909,692.49 and 52,161,907.41

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Solution

The fourth proportional to 93,407,046.93, 128,909,692.49 and 52,161,907.41 is: 71,987,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407,046.93 : 128,909,692.49 = 52,161,907.41 : x
  2. Step 2: Convert to fraction form
    93,407,046.93/128,909,692.49 = 52,161,907.41/x
  3. Step 3: Cross multiply
    93,407,046.93x = 128,909,692.49 × 52,161,907.41
  4. Step 4: Simplify right side
    93,407,046.93x = 6,724,175,443,654,142
  5. Step 5: Solve for x
    x = 6,724,175,443,654,142/93,407,046.93
  6. Step 6: Final answer
    x = 71,987,881.69

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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.