Home / 134,820,970.45-186,181,434.45-127,476,018.13

Finding the Fourth Proportional to 134,820,970.45, 186,181,434.45 and 127,476,018.13

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Solution

The fourth proportional to 134,820,970.45, 186,181,434.45 and 127,476,018.13 is: 176,038,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,820,970.45 : 186,181,434.45 = 127,476,018.13 : x
  2. Step 2: Convert to fraction form
    134,820,970.45/186,181,434.45 = 127,476,018.13/x
  3. Step 3: Cross multiply
    134,820,970.45x = 186,181,434.45 × 127,476,018.13
  4. Step 4: Simplify right side
    134,820,970.45x = 23,733,667,913,417,604
  5. Step 5: Solve for x
    x = 23,733,667,913,417,604/134,820,970.45
  6. Step 6: Final answer
    x = 176,038,399.92

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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.