Home / 349,139,727.06-523,116,929.28-210,674,373.75

Finding the Fourth Proportional to 349,139,727.06, 523,116,929.28 and 210,674,373.75

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Solution

The fourth proportional to 349,139,727.06, 523,116,929.28 and 210,674,373.75 is: 315,653,942.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,139,727.06 : 523,116,929.28 = 210,674,373.75 : x
  2. Step 2: Convert to fraction form
    349,139,727.06/523,116,929.28 = 210,674,373.75/x
  3. Step 3: Cross multiply
    349,139,727.06x = 523,116,929.28 × 210,674,373.75
  4. Step 4: Simplify right side
    349,139,727.06x = 110,207,331,474,087,040
  5. Step 5: Solve for x
    x = 110,207,331,474,087,040/349,139,727.06
  6. Step 6: Final answer
    x = 315,653,942.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.