Home / 69,629,579-96,146,829.90-58,087,643

Finding the Fourth Proportional to 69,629,579, 96,146,829.90 and 58,087,643

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Solution

The fourth proportional to 69,629,579, 96,146,829.90 and 58,087,643 is: 80,209,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,629,579 : 96,146,829.90 = 58,087,643 : x
  2. Step 2: Convert to fraction form
    69,629,579/96,146,829.90 = 58,087,643/x
  3. Step 3: Cross multiply
    69,629,579x = 96,146,829.90 × 58,087,643
  4. Step 4: Simplify right side
    69,629,579x = 5,584,942,730,812,926
  5. Step 5: Solve for x
    x = 5,584,942,730,812,926/69,629,579
  6. Step 6: Final answer
    x = 80,209,342.22

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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.