Home / 187,378,536.06-258,590,462.04-103,746,667.05

Finding the Fourth Proportional to 187,378,536.06, 258,590,462.04 and 103,746,667.05

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Solution

The fourth proportional to 187,378,536.06, 258,590,462.04 and 103,746,667.05 is: 143,174,875.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,378,536.06 : 258,590,462.04 = 103,746,667.05 : x
  2. Step 2: Convert to fraction form
    187,378,536.06/258,590,462.04 = 103,746,667.05/x
  3. Step 3: Cross multiply
    187,378,536.06x = 258,590,462.04 × 103,746,667.05
  4. Step 4: Simplify right side
    187,378,536.06x = 26,827,898,567,569,544
  5. Step 5: Solve for x
    x = 26,827,898,567,569,544/187,378,536.06
  6. Step 6: Final answer
    x = 143,174,875.48

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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.