Home / 549,544,147.45-823,640,883.23-254,039,547.51

Finding the Fourth Proportional to 549,544,147.45, 823,640,883.23 and 254,039,547.51

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Solution

The fourth proportional to 549,544,147.45, 823,640,883.23 and 254,039,547.51 is: 380,747,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,544,147.45 : 823,640,883.23 = 254,039,547.51 : x
  2. Step 2: Convert to fraction form
    549,544,147.45/823,640,883.23 = 254,039,547.51/x
  3. Step 3: Cross multiply
    549,544,147.45x = 823,640,883.23 × 254,039,547.51
  4. Step 4: Simplify right side
    549,544,147.45x = 209,237,357,287,121,024
  5. Step 5: Solve for x
    x = 209,237,357,287,121,024/549,544,147.45
  6. Step 6: Final answer
    x = 380,747,130.62

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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.