Home / 1,610,277,572.40-2,415,147,291.90-445,863,769.35

Finding the Fourth Proportional to 1,610,277,572.40, 2,415,147,291.90 and 445,863,769.35

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Solution

The fourth proportional to 1,610,277,572.40, 2,415,147,291.90 and 445,863,769.35 is: 668,721,153.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,277,572.40 : 2,415,147,291.90 = 445,863,769.35 : x
  2. Step 2: Convert to fraction form
    1,610,277,572.40/2,415,147,291.90 = 445,863,769.35/x
  3. Step 3: Cross multiply
    1,610,277,572.40x = 2,415,147,291.90 × 445,863,769.35
  4. Step 4: Simplify right side
    1,610,277,572.40x = 1,076,826,675,101,978,880
  5. Step 5: Solve for x
    x = 1,076,826,675,101,978,880/1,610,277,572.40
  6. Step 6: Final answer
    x = 668,721,153.15

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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.