Home / 1,210,630,564,562.30-1,670,670,320,748.30-661,922,241,196.26

Finding the Fourth Proportional to 1,210,630,564,562.30, 1,670,670,320,748.30 and 661,922,241,196.26

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Solution

The fourth proportional to 1,210,630,564,562.30, 1,670,670,320,748.30 and 661,922,241,196.26 is: 913,452,770,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,630,564,562.30 : 1,670,670,320,748.30 = 661,922,241,196.26 : x
  2. Step 2: Convert to fraction form
    1,210,630,564,562.30/1,670,670,320,748.30 = 661,922,241,196.26/x
  3. Step 3: Cross multiply
    1,210,630,564,562.30x = 1,670,670,320,748.30 × 661,922,241,196.26
  4. Step 4: Simplify right side
    1,210,630,564,562.30x = 1,105,853,843,009,789,396,779,008
  5. Step 5: Solve for x
    x = 1,105,853,843,009,789,396,779,008/1,210,630,564,562.30
  6. Step 6: Final answer
    x = 913,452,770,300.42

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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.