Home / 127,851,385.20-191,556,628.20-59,553,999.60

Finding the Fourth Proportional to 127,851,385.20, 191,556,628.20 and 59,553,999.60

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Solution

The fourth proportional to 127,851,385.20, 191,556,628.20 and 59,553,999.60 is: 89,228,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,851,385.20 : 191,556,628.20 = 59,553,999.60 : x
  2. Step 2: Convert to fraction form
    127,851,385.20/191,556,628.20 = 59,553,999.60/x
  3. Step 3: Cross multiply
    127,851,385.20x = 191,556,628.20 × 59,553,999.60
  4. Step 4: Simplify right side
    127,851,385.20x = 11,407,963,359,200,148
  5. Step 5: Solve for x
    x = 11,407,963,359,200,148/127,851,385.20
  6. Step 6: Final answer
    x = 89,228,312.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.