Home / 187,307,732,354.08-258,477,982,705.65-106,015,809,946.36

Finding the Fourth Proportional to 187,307,732,354.08, 258,477,982,705.65 and 106,015,809,946.36

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Solution

The fourth proportional to 187,307,732,354.08, 258,477,982,705.65 and 106,015,809,946.36 is: 146,298,032,363.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,307,732,354.08 : 258,477,982,705.65 = 106,015,809,946.36 : x
  2. Step 2: Convert to fraction form
    187,307,732,354.08/258,477,982,705.65 = 106,015,809,946.36/x
  3. Step 3: Cross multiply
    187,307,732,354.08x = 258,477,982,705.65 × 106,015,809,946.36
  4. Step 4: Simplify right side
    187,307,732,354.08x = 27,402,752,689,840,718,872,576
  5. Step 5: Solve for x
    x = 27,402,752,689,840,718,872,576/187,307,732,354.08
  6. Step 6: Final answer
    x = 146,298,032,363.34

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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.