Home / 317,320,204.28-437,902,725.93-176,191,687.22

Finding the Fourth Proportional to 317,320,204.28, 437,902,725.93 and 176,191,687.22

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Solution

The fourth proportional to 317,320,204.28, 437,902,725.93 and 176,191,687.22 is: 243,144,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,320,204.28 : 437,902,725.93 = 176,191,687.22 : x
  2. Step 2: Convert to fraction form
    317,320,204.28/437,902,725.93 = 176,191,687.22/x
  3. Step 3: Cross multiply
    317,320,204.28x = 437,902,725.93 × 176,191,687.22
  4. Step 4: Simplify right side
    317,320,204.28x = 77,154,820,119,843,952
  5. Step 5: Solve for x
    x = 77,154,820,119,843,952/317,320,204.28
  6. Step 6: Final answer
    x = 243,144,997.01

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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.