Home / 187,031,370.90-258,111,262.89-104,525,153.22

Finding the Fourth Proportional to 187,031,370.90, 258,111,262.89 and 104,525,153.22

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Solution

The fourth proportional to 187,031,370.90, 258,111,262.89 and 104,525,153.22 is: 144,249,166.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,031,370.90 : 258,111,262.89 = 104,525,153.22 : x
  2. Step 2: Convert to fraction form
    187,031,370.90/258,111,262.89 = 104,525,153.22/x
  3. Step 3: Cross multiply
    187,031,370.90x = 258,111,262.89 × 104,525,153.22
  4. Step 4: Simplify right side
    187,031,370.90x = 26,979,119,301,384,948
  5. Step 5: Solve for x
    x = 26,979,119,301,384,948/187,031,370.90
  6. Step 6: Final answer
    x = 144,249,166.18

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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.