Home / 350,243,864.74-525,498,484.79-210,282,063.11

Finding the Fourth Proportional to 350,243,864.74, 525,498,484.79 and 210,282,063.11

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Solution

The fourth proportional to 350,243,864.74, 525,498,484.79 and 210,282,063.11 is: 315,502,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,243,864.74 : 525,498,484.79 = 210,282,063.11 : x
  2. Step 2: Convert to fraction form
    350,243,864.74/525,498,484.79 = 210,282,063.11/x
  3. Step 3: Cross multiply
    350,243,864.74x = 525,498,484.79 × 210,282,063.11
  4. Step 4: Simplify right side
    350,243,864.74x = 110,502,905,543,571,888
  5. Step 5: Solve for x
    x = 110,502,905,543,571,888/350,243,864.74
  6. Step 6: Final answer
    x = 315,502,758.70

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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.