Home / 93,233,931.40-128,629,088.67-54,054,132.58

Finding the Fourth Proportional to 93,233,931.40, 128,629,088.67 and 54,054,132.58

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Solution

The fourth proportional to 93,233,931.40, 128,629,088.67 and 54,054,132.58 is: 74,575,143.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,233,931.40 : 128,629,088.67 = 54,054,132.58 : x
  2. Step 2: Convert to fraction form
    93,233,931.40/128,629,088.67 = 54,054,132.58/x
  3. Step 3: Cross multiply
    93,233,931.40x = 128,629,088.67 × 54,054,132.58
  4. Step 4: Simplify right side
    93,233,931.40x = 6,952,933,812,612,756
  5. Step 5: Solve for x
    x = 6,952,933,812,612,756/93,233,931.40
  6. Step 6: Final answer
    x = 74,575,143.49

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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.