Home / 176,382,401.94-243,421,349.10-105,820,667.64

Finding the Fourth Proportional to 176,382,401.94, 243,421,349.10 and 105,820,667.64

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Solution

The fourth proportional to 176,382,401.94, 243,421,349.10 and 105,820,667.64 is: 146,040,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,382,401.94 : 243,421,349.10 = 105,820,667.64 : x
  2. Step 2: Convert to fraction form
    176,382,401.94/243,421,349.10 = 105,820,667.64/x
  3. Step 3: Cross multiply
    176,382,401.94x = 243,421,349.10 × 105,820,667.64
  4. Step 4: Simplify right side
    176,382,401.94x = 25,759,009,679,591,512
  5. Step 5: Solve for x
    x = 25,759,009,679,591,512/176,382,401.94
  6. Step 6: Final answer
    x = 146,040,701.32

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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.