Home / 65,113,028,645-89,858,404,545.84-39,045,637,995.77

Finding the Fourth Proportional to 65,113,028,645, 89,858,404,545.84 and 39,045,637,995.77

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Solution

The fourth proportional to 65,113,028,645, 89,858,404,545.84 and 39,045,637,995.77 is: 53,884,434,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,113,028,645 : 89,858,404,545.84 = 39,045,637,995.77 : x
  2. Step 2: Convert to fraction form
    65,113,028,645/89,858,404,545.84 = 39,045,637,995.77/x
  3. Step 3: Cross multiply
    65,113,028,645x = 89,858,404,545.84 × 39,045,637,995.77
  4. Step 4: Simplify right side
    65,113,028,645x = 3,508,578,734,774,321,414,144
  5. Step 5: Solve for x
    x = 3,508,578,734,774,321,414,144/65,113,028,645
  6. Step 6: Final answer
    x = 53,884,434,617.58

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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.