Home / 475,578,032.40-713,367,048.60-399,050,528.40

Finding the Fourth Proportional to 475,578,032.40, 713,367,048.60 and 399,050,528.40

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Solution

The fourth proportional to 475,578,032.40, 713,367,048.60 and 399,050,528.40 is: 598,575,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,578,032.40 : 713,367,048.60 = 399,050,528.40 : x
  2. Step 2: Convert to fraction form
    475,578,032.40/713,367,048.60 = 399,050,528.40/x
  3. Step 3: Cross multiply
    475,578,032.40x = 713,367,048.60 × 399,050,528.40
  4. Step 4: Simplify right side
    475,578,032.40x = 284,669,497,686,978,464
  5. Step 5: Solve for x
    x = 284,669,497,686,978,464/475,578,032.40
  6. Step 6: Final answer
    x = 598,575,792.60

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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.