Home / 93,263,863.60-139,895,795.40-81,926,455.60

Finding the Fourth Proportional to 93,263,863.60, 139,895,795.40 and 81,926,455.60

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Solution

The fourth proportional to 93,263,863.60, 139,895,795.40 and 81,926,455.60 is: 122,889,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,263,863.60 : 139,895,795.40 = 81,926,455.60 : x
  2. Step 2: Convert to fraction form
    93,263,863.60/139,895,795.40 = 81,926,455.60/x
  3. Step 3: Cross multiply
    93,263,863.60x = 139,895,795.40 × 81,926,455.60
  4. Step 4: Simplify right side
    93,263,863.60x = 11,461,166,670,464,784
  5. Step 5: Solve for x
    x = 11,461,166,670,464,784/93,263,863.60
  6. Step 6: Final answer
    x = 122,889,683.40

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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.