Home / 1,509,015,685,739.40-2,082,624,257,383.40-858,852,353,576.52

Finding the Fourth Proportional to 1,509,015,685,739.40, 2,082,624,257,383.40 and 858,852,353,576.52

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Solution

The fourth proportional to 1,509,015,685,739.40, 2,082,624,257,383.40 and 858,852,353,576.52 is: 1,185,320,180,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,015,685,739.40 : 2,082,624,257,383.40 = 858,852,353,576.52 : x
  2. Step 2: Convert to fraction form
    1,509,015,685,739.40/2,082,624,257,383.40 = 858,852,353,576.52/x
  3. Step 3: Cross multiply
    1,509,015,685,739.40x = 2,082,624,257,383.40 × 858,852,353,576.52
  4. Step 4: Simplify right side
    1,509,015,685,739.40x = 1,788,666,745,069,285,249,384,448
  5. Step 5: Solve for x
    x = 1,788,666,745,069,285,249,384,448/1,509,015,685,739.40
  6. Step 6: Final answer
    x = 1,185,320,180,547.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.