Home / 93,012,902.64-128,356,787.01-51,196,073.91

Finding the Fourth Proportional to 93,012,902.64, 128,356,787.01 and 51,196,073.91

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Solution

The fourth proportional to 93,012,902.64, 128,356,787.01 and 51,196,073.91 is: 70,650,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,012,902.64 : 128,356,787.01 = 51,196,073.91 : x
  2. Step 2: Convert to fraction form
    93,012,902.64/128,356,787.01 = 51,196,073.91/x
  3. Step 3: Cross multiply
    93,012,902.64x = 128,356,787.01 × 51,196,073.91
  4. Step 4: Simplify right side
    93,012,902.64x = 6,571,363,554,614,088
  5. Step 5: Solve for x
    x = 6,571,363,554,614,088/93,012,902.64
  6. Step 6: Final answer
    x = 70,650,021.32

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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.