Home / 1,760,391,913.80-2,640,587,870.70-1,576,725,904.20

Finding the Fourth Proportional to 1,760,391,913.80, 2,640,587,870.70 and 1,576,725,904.20

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Solution

The fourth proportional to 1,760,391,913.80, 2,640,587,870.70 and 1,576,725,904.20 is: 2,365,088,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,391,913.80 : 2,640,587,870.70 = 1,576,725,904.20 : x
  2. Step 2: Convert to fraction form
    1,760,391,913.80/2,640,587,870.70 = 1,576,725,904.20/x
  3. Step 3: Cross multiply
    1,760,391,913.80x = 2,640,587,870.70 × 1,576,725,904.20
  4. Step 4: Simplify right side
    1,760,391,913.80x = 4,163,483,298,049,010,176
  5. Step 5: Solve for x
    x = 4,163,483,298,049,010,176/1,760,391,913.80
  6. Step 6: Final answer
    x = 2,365,088,856.30

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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.