Home / 65,113,028,643-89,858,404,543.08-39,045,637,993.77

Finding the Fourth Proportional to 65,113,028,643, 89,858,404,543.08 and 39,045,637,993.77

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Solution

The fourth proportional to 65,113,028,643, 89,858,404,543.08 and 39,045,637,993.77 is: 53,884,434,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,113,028,643 : 89,858,404,543.08 = 39,045,637,993.77 : x
  2. Step 2: Convert to fraction form
    65,113,028,643/89,858,404,543.08 = 39,045,637,993.77/x
  3. Step 3: Cross multiply
    65,113,028,643x = 89,858,404,543.08 × 39,045,637,993.77
  4. Step 4: Simplify right side
    65,113,028,643x = 3,508,578,734,486,839,099,392
  5. Step 5: Solve for x
    x = 3,508,578,734,486,839,099,392/65,113,028,643
  6. Step 6: Final answer
    x = 53,884,434,614.82

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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.