Home / 93,407,047.18-128,909,692.83-52,161,907.66

Finding the Fourth Proportional to 93,407,047.18, 128,909,692.83 and 52,161,907.66

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Solution

The fourth proportional to 93,407,047.18, 128,909,692.83 and 52,161,907.66 is: 71,987,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407,047.18 : 128,909,692.83 = 52,161,907.66 : x
  2. Step 2: Convert to fraction form
    93,407,047.18/128,909,692.83 = 52,161,907.66/x
  3. Step 3: Cross multiply
    93,407,047.18x = 128,909,692.83 × 52,161,907.66
  4. Step 4: Simplify right side
    93,407,047.18x = 6,724,175,493,877,424
  5. Step 5: Solve for x
    x = 6,724,175,493,877,424/93,407,047.18
  6. Step 6: Final answer
    x = 71,987,882.04

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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.