Home / 1,210,630,564,580.20-1,670,670,320,773.20-661,922,241,214.32

Finding the Fourth Proportional to 1,210,630,564,580.20, 1,670,670,320,773.20 and 661,922,241,214.32

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Solution

The fourth proportional to 1,210,630,564,580.20, 1,670,670,320,773.20 and 661,922,241,214.32 is: 913,452,770,325.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,630,564,580.20 : 1,670,670,320,773.20 = 661,922,241,214.32 : x
  2. Step 2: Convert to fraction form
    1,210,630,564,580.20/1,670,670,320,773.20 = 661,922,241,214.32/x
  3. Step 3: Cross multiply
    1,210,630,564,580.20x = 1,670,670,320,773.20 × 661,922,241,214.32
  4. Step 4: Simplify right side
    1,210,630,564,580.20x = 1,105,853,843,056,443,344,814,080
  5. Step 5: Solve for x
    x = 1,105,853,843,056,443,344,814,080/1,210,630,564,580.20
  6. Step 6: Final answer
    x = 913,452,770,325.45

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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.