Home / 750,561,484,847.10-1,035,767,490,579.40-407,984,965,278.56

Finding the Fourth Proportional to 750,561,484,847.10, 1,035,767,490,579.40 and 407,984,965,278.56

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Solution

The fourth proportional to 750,561,484,847.10, 1,035,767,490,579.40 and 407,984,965,278.56 is: 563,015,252,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,561,484,847.10 : 1,035,767,490,579.40 = 407,984,965,278.56 : x
  2. Step 2: Convert to fraction form
    750,561,484,847.10/1,035,767,490,579.40 = 407,984,965,278.56/x
  3. Step 3: Cross multiply
    750,561,484,847.10x = 1,035,767,490,579.40 × 407,984,965,278.56
  4. Step 4: Simplify right side
    750,561,484,847.10x = 422,577,563,680,697,745,408,000
  5. Step 5: Solve for x
    x = 422,577,563,680,697,745,408,000/750,561,484,847.10
  6. Step 6: Final answer
    x = 563,015,252,197.20

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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.