Home / 147,513,745,457.31-221,291,725,607.79-45,418,977,163.71

Finding the Fourth Proportional to 147,513,745,457.31, 221,291,725,607.79 and 45,418,977,163.71

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Solution

The fourth proportional to 147,513,745,457.31, 221,291,725,607.79 and 45,418,977,163.71 is: 68,134,964,648.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,513,745,457.31 : 221,291,725,607.79 = 45,418,977,163.71 : x
  2. Step 2: Convert to fraction form
    147,513,745,457.31/221,291,725,607.79 = 45,418,977,163.71/x
  3. Step 3: Cross multiply
    147,513,745,457.31x = 221,291,725,607.79 × 45,418,977,163.71
  4. Step 4: Simplify right side
    147,513,745,457.31x = 10,050,843,831,898,193,526,784
  5. Step 5: Solve for x
    x = 10,050,843,831,898,193,526,784/147,513,745,457.31
  6. Step 6: Final answer
    x = 68,134,964,648.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.