Home / 165,018,181,658.40-247,526,963,513.64-51,706,582,192.56

Finding the Fourth Proportional to 165,018,181,658.40, 247,526,963,513.64 and 51,706,582,192.56

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Solution

The fourth proportional to 165,018,181,658.40, 247,526,963,513.64 and 51,706,582,192.56 is: 77,559,776,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,018,181,658.40 : 247,526,963,513.64 = 51,706,582,192.56 : x
  2. Step 2: Convert to fraction form
    165,018,181,658.40/247,526,963,513.64 = 51,706,582,192.56/x
  3. Step 3: Cross multiply
    165,018,181,658.40x = 247,526,963,513.64 × 51,706,582,192.56
  4. Step 4: Simplify right side
    165,018,181,658.40x = 12,798,773,283,792,827,187,200
  5. Step 5: Solve for x
    x = 12,798,773,283,792,827,187,200/165,018,181,658.40
  6. Step 6: Final answer
    x = 77,559,776,475.34

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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.