Home / 127,308,172.50-190,963,592.28-101,910,628.98

Finding the Fourth Proportional to 127,308,172.50, 190,963,592.28 and 101,910,628.98

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Solution

The fourth proportional to 127,308,172.50, 190,963,592.28 and 101,910,628.98 is: 152,867,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,308,172.50 : 190,963,592.28 = 101,910,628.98 : x
  2. Step 2: Convert to fraction form
    127,308,172.50/190,963,592.28 = 101,910,628.98/x
  3. Step 3: Cross multiply
    127,308,172.50x = 190,963,592.28 × 101,910,628.98
  4. Step 4: Simplify right side
    127,308,172.50x = 19,461,219,801,535,072
  5. Step 5: Solve for x
    x = 19,461,219,801,535,072/127,308,172.50
  6. Step 6: Final answer
    x = 152,867,010.97

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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.