Home / 70,831,395.27-97,792,457.13-57,809,715.39

Finding the Fourth Proportional to 70,831,395.27, 97,792,457.13 and 57,809,715.39

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Solution

The fourth proportional to 70,831,395.27, 97,792,457.13 and 57,809,715.39 is: 79,814,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,831,395.27 : 97,792,457.13 = 57,809,715.39 : x
  2. Step 2: Convert to fraction form
    70,831,395.27/97,792,457.13 = 57,809,715.39/x
  3. Step 3: Cross multiply
    70,831,395.27x = 97,792,457.13 × 57,809,715.39
  4. Step 4: Simplify right side
    70,831,395.27x = 5,653,354,113,974,076
  5. Step 5: Solve for x
    x = 5,653,354,113,974,076/70,831,395.27
  6. Step 6: Final answer
    x = 79,814,241.87

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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.