Home / 171,769,400.10-257,486,138.55-153,629,547.30

Finding the Fourth Proportional to 171,769,400.10, 257,486,138.55 and 153,629,547.30

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Solution

The fourth proportional to 171,769,400.10, 257,486,138.55 and 153,629,547.30 is: 230,294,097.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,769,400.10 : 257,486,138.55 = 153,629,547.30 : x
  2. Step 2: Convert to fraction form
    171,769,400.10/257,486,138.55 = 153,629,547.30/x
  3. Step 3: Cross multiply
    171,769,400.10x = 257,486,138.55 × 153,629,547.30
  4. Step 4: Simplify right side
    171,769,400.10x = 39,557,478,901,461,584
  5. Step 5: Solve for x
    x = 39,557,478,901,461,584/171,769,400.10
  6. Step 6: Final answer
    x = 230,294,097.08

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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.