Home / 268,631,027.40-402,946,541.10-86,896,576.20

Finding the Fourth Proportional to 268,631,027.40, 402,946,541.10 and 86,896,576.20

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Solution

The fourth proportional to 268,631,027.40, 402,946,541.10 and 86,896,576.20 is: 130,344,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,631,027.40 : 402,946,541.10 = 86,896,576.20 : x
  2. Step 2: Convert to fraction form
    268,631,027.40/402,946,541.10 = 86,896,576.20/x
  3. Step 3: Cross multiply
    268,631,027.40x = 402,946,541.10 × 86,896,576.20
  4. Step 4: Simplify right side
    268,631,027.40x = 35,014,674,813,222,584
  5. Step 5: Solve for x
    x = 35,014,674,813,222,584/268,631,027.40
  6. Step 6: Final answer
    x = 130,344,864.30

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