Home / 750,561,484,843.12-1,035,767,490,573.90-407,984,965,274.56

Finding the Fourth Proportional to 750,561,484,843.12, 1,035,767,490,573.90 and 407,984,965,274.56

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Solution

The fourth proportional to 750,561,484,843.12, 1,035,767,490,573.90 and 407,984,965,274.56 is: 563,015,252,191.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,561,484,843.12 : 1,035,767,490,573.90 = 407,984,965,274.56 : x
  2. Step 2: Convert to fraction form
    750,561,484,843.12/1,035,767,490,573.90 = 407,984,965,274.56/x
  3. Step 3: Cross multiply
    750,561,484,843.12x = 1,035,767,490,573.90 × 407,984,965,274.56
  4. Step 4: Simplify right side
    750,561,484,843.12x = 422,577,563,674,310,726,385,664
  5. Step 5: Solve for x
    x = 422,577,563,674,310,726,385,664/750,561,484,843.12
  6. Step 6: Final answer
    x = 563,015,252,191.68

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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.