Home / 488,585,133.40-732,877,700.10-412,057,629.40

Finding the Fourth Proportional to 488,585,133.40, 732,877,700.10 and 412,057,629.40

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Solution

The fourth proportional to 488,585,133.40, 732,877,700.10 and 412,057,629.40 is: 618,086,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,585,133.40 : 732,877,700.10 = 412,057,629.40 : x
  2. Step 2: Convert to fraction form
    488,585,133.40/732,877,700.10 = 412,057,629.40/x
  3. Step 3: Cross multiply
    488,585,133.40x = 732,877,700.10 × 412,057,629.40
  4. Step 4: Simplify right side
    488,585,133.40x = 301,987,847,743,330,112
  5. Step 5: Solve for x
    x = 301,987,847,743,330,112/488,585,133.40
  6. Step 6: Final answer
    x = 618,086,444.10

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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.