Home / 2,878,050,020.76-4,316,422,390.82-1,303,117,632.30

Finding the Fourth Proportional to 2,878,050,020.76, 4,316,422,390.82 and 1,303,117,632.30

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Solution

The fourth proportional to 2,878,050,020.76, 4,316,422,390.82 and 1,303,117,632.30 is: 1,954,380,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,050,020.76 : 4,316,422,390.82 = 1,303,117,632.30 : x
  2. Step 2: Convert to fraction form
    2,878,050,020.76/4,316,422,390.82 = 1,303,117,632.30/x
  3. Step 3: Cross multiply
    2,878,050,020.76x = 4,316,422,390.82 × 1,303,117,632.30
  4. Step 4: Simplify right side
    2,878,050,020.76x = 5,624,806,125,946,470,400
  5. Step 5: Solve for x
    x = 5,624,806,125,946,470,400/2,878,050,020.76
  6. Step 6: Final answer
    x = 1,954,380,947.30

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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.