Home / 189,337,407,294.42-261,293,835,388.42-104,851,042,878.42

Finding the Fourth Proportional to 189,337,407,294.42, 261,293,835,388.42 and 104,851,042,878.42

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Solution

The fourth proportional to 189,337,407,294.42, 261,293,835,388.42 and 104,851,042,878.42 is: 144,698,987,535.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,337,407,294.42 : 261,293,835,388.42 = 104,851,042,878.42 : x
  2. Step 2: Convert to fraction form
    189,337,407,294.42/261,293,835,388.42 = 104,851,042,878.42/x
  3. Step 3: Cross multiply
    189,337,407,294.42x = 261,293,835,388.42 × 104,851,042,878.42
  4. Step 4: Simplify right side
    189,337,407,294.42x = 27,396,931,138,178,045,181,952
  5. Step 5: Solve for x
    x = 27,396,931,138,178,045,181,952/189,337,407,294.42
  6. Step 6: Final answer
    x = 144,698,987,535.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.