Home / 523,711,166.96-784,677,786-316,013,173.82

Finding the Fourth Proportional to 523,711,166.96, 784,677,786 and 316,013,173.82

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Solution

The fourth proportional to 523,711,166.96, 784,677,786 and 316,013,173.82 is: 473,483,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,711,166.96 : 784,677,786 = 316,013,173.82 : x
  2. Step 2: Convert to fraction form
    523,711,166.96/784,677,786 = 316,013,173.82/x
  3. Step 3: Cross multiply
    523,711,166.96x = 784,677,786 × 316,013,173.82
  4. Step 4: Simplify right side
    523,711,166.96x = 247,968,517,579,910,752
  5. Step 5: Solve for x
    x = 247,968,517,579,910,752/523,711,166.96
  6. Step 6: Final answer
    x = 473,483,349.65

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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.