Home / 470,865,030.26-704,570,122.78-392,949,595.31

Finding the Fourth Proportional to 470,865,030.26, 704,570,122.78 and 392,949,595.31

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Solution

The fourth proportional to 470,865,030.26, 704,570,122.78 and 392,949,595.31 is: 587,982,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,865,030.26 : 704,570,122.78 = 392,949,595.31 : x
  2. Step 2: Convert to fraction form
    470,865,030.26/704,570,122.78 = 392,949,595.31/x
  3. Step 3: Cross multiply
    470,865,030.26x = 704,570,122.78 × 392,949,595.31
  4. Step 4: Simplify right side
    470,865,030.26x = 276,860,544,609,412,800
  5. Step 5: Solve for x
    x = 276,860,544,609,412,800/470,865,030.26
  6. Step 6: Final answer
    x = 587,982,812.10

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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.