Home / 136,182,751-187,712,657.94-92,113,678.60

Finding the Fourth Proportional to 136,182,751, 187,712,657.94 and 92,113,678.60

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Solution

The fourth proportional to 136,182,751, 187,712,657.94 and 92,113,678.60 is: 126,968,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,182,751 : 187,712,657.94 = 92,113,678.60 : x
  2. Step 2: Convert to fraction form
    136,182,751/187,712,657.94 = 92,113,678.60/x
  3. Step 3: Cross multiply
    136,182,751x = 187,712,657.94 × 92,113,678.60
  4. Step 4: Simplify right side
    136,182,751x = 17,290,903,442,636,896
  5. Step 5: Solve for x
    x = 17,290,903,442,636,896/136,182,751
  6. Step 6: Final answer
    x = 126,968,381.21

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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.