Home / 187,031,371.65-258,111,263.93-104,525,153.97

Finding the Fourth Proportional to 187,031,371.65, 258,111,263.93 and 104,525,153.97

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Solution

The fourth proportional to 187,031,371.65, 258,111,263.93 and 104,525,153.97 is: 144,249,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,031,371.65 : 258,111,263.93 = 104,525,153.97 : x
  2. Step 2: Convert to fraction form
    187,031,371.65/258,111,263.93 = 104,525,153.97/x
  3. Step 3: Cross multiply
    187,031,371.65x = 258,111,263.93 × 104,525,153.97
  4. Step 4: Simplify right side
    187,031,371.65x = 26,979,119,603,151,932
  5. Step 5: Solve for x
    x = 26,979,119,603,151,932/187,031,371.65
  6. Step 6: Final answer
    x = 144,249,167.21

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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.