Home / 1,930,624,570.31-2,895,963,760.58-550,439,078.25

Finding the Fourth Proportional to 1,930,624,570.31, 2,895,963,760.58 and 550,439,078.25

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Solution

The fourth proportional to 1,930,624,570.31, 2,895,963,760.58 and 550,439,078.25 is: 825,666,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,624,570.31 : 2,895,963,760.58 = 550,439,078.25 : x
  2. Step 2: Convert to fraction form
    1,930,624,570.31/2,895,963,760.58 = 550,439,078.25/x
  3. Step 3: Cross multiply
    1,930,624,570.31x = 2,895,963,760.58 × 550,439,078.25
  4. Step 4: Simplify right side
    1,930,624,570.31x = 1,594,051,623,016,306,688
  5. Step 5: Solve for x
    x = 1,594,051,623,016,306,688/1,930,624,570.31
  6. Step 6: Final answer
    x = 825,666,288.28

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1.5x scale

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.