Home / 536,547,632.40-804,821,448.60-291,659,619.60

Finding the Fourth Proportional to 536,547,632.40, 804,821,448.60 and 291,659,619.60

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Solution

The fourth proportional to 536,547,632.40, 804,821,448.60 and 291,659,619.60 is: 437,489,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,547,632.40 : 804,821,448.60 = 291,659,619.60 : x
  2. Step 2: Convert to fraction form
    536,547,632.40/804,821,448.60 = 291,659,619.60/x
  3. Step 3: Cross multiply
    536,547,632.40x = 804,821,448.60 × 291,659,619.60
  4. Step 4: Simplify right side
    536,547,632.40x = 234,733,917,544,596,992
  5. Step 5: Solve for x
    x = 234,733,917,544,596,992/536,547,632.40
  6. Step 6: Final answer
    x = 437,489,429.40

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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.