Home / 187,580,686.14-258,875,707.59-118,025,688.06

Finding the Fourth Proportional to 187,580,686.14, 258,875,707.59 and 118,025,688.06

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Solution

The fourth proportional to 187,580,686.14, 258,875,707.59 and 118,025,688.06 is: 162,884,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,580,686.14 : 258,875,707.59 = 118,025,688.06 : x
  2. Step 2: Convert to fraction form
    187,580,686.14/258,875,707.59 = 118,025,688.06/x
  3. Step 3: Cross multiply
    187,580,686.14x = 258,875,707.59 × 118,025,688.06
  4. Step 4: Simplify right side
    187,580,686.14x = 30,553,983,510,329,116
  5. Step 5: Solve for x
    x = 30,553,983,510,329,116/187,580,686.14
  6. Step 6: Final answer
    x = 162,884,485.28

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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.