Home / 29,690,387,649.18-40,973,587,528.95-18,103,674,180.69

Finding the Fourth Proportional to 29,690,387,649.18, 40,973,587,528.95 and 18,103,674,180.69

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Solution

The fourth proportional to 29,690,387,649.18, 40,973,587,528.95 and 18,103,674,180.69 is: 24,983,590,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690,387,649.18 : 40,973,587,528.95 = 18,103,674,180.69 : x
  2. Step 2: Convert to fraction form
    29,690,387,649.18/40,973,587,528.95 = 18,103,674,180.69/x
  3. Step 3: Cross multiply
    29,690,387,649.18x = 40,973,587,528.95 × 18,103,674,180.69
  4. Step 4: Simplify right side
    29,690,387,649.18x = 741,772,478,638,093,762,560
  5. Step 5: Solve for x
    x = 741,772,478,638,093,762,560/29,690,387,649.18
  6. Step 6: Final answer
    x = 24,983,590,224.65

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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.