Home / 176,353,507.61-243,008,931.49-136,418,426.51

Finding the Fourth Proportional to 176,353,507.61, 243,008,931.49 and 136,418,426.51

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Solution

The fourth proportional to 176,353,507.61, 243,008,931.49 and 136,418,426.51 is: 187,979,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,353,507.61 : 243,008,931.49 = 136,418,426.51 : x
  2. Step 2: Convert to fraction form
    176,353,507.61/243,008,931.49 = 136,418,426.51/x
  3. Step 3: Cross multiply
    176,353,507.61x = 243,008,931.49 × 136,418,426.51
  4. Step 4: Simplify right side
    176,353,507.61x = 33,150,896,061,742,188
  5. Step 5: Solve for x
    x = 33,150,896,061,742,188/176,353,507.61
  6. Step 6: Final answer
    x = 187,979,794.17

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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.