Home / 29,690,387,618.68-40,973,587,486.86-18,103,674,150.19

Finding the Fourth Proportional to 29,690,387,618.68, 40,973,587,486.86 and 18,103,674,150.19

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Solution

The fourth proportional to 29,690,387,618.68, 40,973,587,486.86 and 18,103,674,150.19 is: 24,983,590,182.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690,387,618.68 : 40,973,587,486.86 = 18,103,674,150.19 : x
  2. Step 2: Convert to fraction form
    29,690,387,618.68/40,973,587,486.86 = 18,103,674,150.19/x
  3. Step 3: Cross multiply
    29,690,387,618.68x = 40,973,587,486.86 × 18,103,674,150.19
  4. Step 4: Simplify right side
    29,690,387,618.68x = 741,772,476,626,415,779,840
  5. Step 5: Solve for x
    x = 741,772,476,626,415,779,840/29,690,387,618.68
  6. Step 6: Final answer
    x = 24,983,590,182.56

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Double scale
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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.