Home / 1,444,751,728.40-2,167,001,621.40-475,403,344.40

Finding the Fourth Proportional to 1,444,751,728.40, 2,167,001,621.40 and 475,403,344.40

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Solution

The fourth proportional to 1,444,751,728.40, 2,167,001,621.40 and 475,403,344.40 is: 713,063,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,751,728.40 : 2,167,001,621.40 = 475,403,344.40 : x
  2. Step 2: Convert to fraction form
    1,444,751,728.40/2,167,001,621.40 = 475,403,344.40/x
  3. Step 3: Cross multiply
    1,444,751,728.40x = 2,167,001,621.40 × 475,403,344.40
  4. Step 4: Simplify right side
    1,444,751,728.40x = 1,030,199,818,133,782,656
  5. Step 5: Solve for x
    x = 1,030,199,818,133,782,656/1,444,751,728.40
  6. Step 6: Final answer
    x = 713,063,565.10

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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.