Home / 375,891,975.70-563,670,001.95-145,784,583.70

Finding the Fourth Proportional to 375,891,975.70, 563,670,001.95 and 145,784,583.70

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Solution

The fourth proportional to 375,891,975.70, 563,670,001.95 and 145,784,583.70 is: 218,611,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,891,975.70 : 563,670,001.95 = 145,784,583.70 : x
  2. Step 2: Convert to fraction form
    375,891,975.70/563,670,001.95 = 145,784,583.70/x
  3. Step 3: Cross multiply
    375,891,975.70x = 563,670,001.95 × 145,784,583.70
  4. Step 4: Simplify right side
    375,891,975.70x = 82,174,396,578,458,944
  5. Step 5: Solve for x
    x = 82,174,396,578,458,944/375,891,975.70
  6. Step 6: Final answer
    x = 218,611,733.93

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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.