Home / 2,782,019,979.40-4,173,029,969.10-2,571,806,705.80

Finding the Fourth Proportional to 2,782,019,979.40, 4,173,029,969.10 and 2,571,806,705.80

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Solution

The fourth proportional to 2,782,019,979.40, 4,173,029,969.10 and 2,571,806,705.80 is: 3,857,710,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,019,979.40 : 4,173,029,969.10 = 2,571,806,705.80 : x
  2. Step 2: Convert to fraction form
    2,782,019,979.40/4,173,029,969.10 = 2,571,806,705.80/x
  3. Step 3: Cross multiply
    2,782,019,979.40x = 4,173,029,969.10 × 2,571,806,705.80
  4. Step 4: Simplify right side
    2,782,019,979.40x = 10,732,226,458,035,746,816
  5. Step 5: Solve for x
    x = 10,732,226,458,035,746,816/2,782,019,979.40
  6. Step 6: Final answer
    x = 3,857,710,058.70

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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.