Home / 313,896,134.12-470,413,733.90-198,675,001.40

Finding the Fourth Proportional to 313,896,134.12, 470,413,733.90 and 198,675,001.40

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Solution

The fourth proportional to 313,896,134.12, 470,413,733.90 and 198,675,001.40 is: 297,740,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,896,134.12 : 470,413,733.90 = 198,675,001.40 : x
  2. Step 2: Convert to fraction form
    313,896,134.12/470,413,733.90 = 198,675,001.40/x
  3. Step 3: Cross multiply
    313,896,134.12x = 470,413,733.90 × 198,675,001.40
  4. Step 4: Simplify right side
    313,896,134.12x = 93,459,449,237,816,288
  5. Step 5: Solve for x
    x = 93,459,449,237,816,288/313,896,134.12
  6. Step 6: Final answer
    x = 297,740,045.45

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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.