Home / 98,636,609.62-148,013,364.75-54,953,930.90

Finding the Fourth Proportional to 98,636,609.62, 148,013,364.75 and 54,953,930.90

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Solution

The fourth proportional to 98,636,609.62, 148,013,364.75 and 54,953,930.90 is: 82,463,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,636,609.62 : 148,013,364.75 = 54,953,930.90 : x
  2. Step 2: Convert to fraction form
    98,636,609.62/148,013,364.75 = 54,953,930.90/x
  3. Step 3: Cross multiply
    98,636,609.62x = 148,013,364.75 × 54,953,930.90
  4. Step 4: Simplify right side
    98,636,609.62x = 8,133,916,218,747,996
  5. Step 5: Solve for x
    x = 8,133,916,218,747,996/98,636,609.62
  6. Step 6: Final answer
    x = 82,463,461.08

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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.