Home / 643,113,099.60-964,675,576.18-183,051,143.16

Finding the Fourth Proportional to 643,113,099.60, 964,675,576.18 and 183,051,143.16

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Solution

The fourth proportional to 643,113,099.60, 964,675,576.18 and 183,051,143.16 is: 274,578,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,113,099.60 : 964,675,576.18 = 183,051,143.16 : x
  2. Step 2: Convert to fraction form
    643,113,099.60/964,675,576.18 = 183,051,143.16/x
  3. Step 3: Cross multiply
    643,113,099.60x = 964,675,576.18 × 183,051,143.16
  4. Step 4: Simplify right side
    643,113,099.60x = 176,584,966,998,280,640
  5. Step 5: Solve for x
    x = 176,584,966,998,280,640/643,113,099.60
  6. Step 6: Final answer
    x = 274,578,401.70

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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.