Home / 2,991,816,012.40-4,487,724,018.60-2,746,927,999.60

Finding the Fourth Proportional to 2,991,816,012.40, 4,487,724,018.60 and 2,746,927,999.60

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Solution

The fourth proportional to 2,991,816,012.40, 4,487,724,018.60 and 2,746,927,999.60 is: 4,120,391,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,816,012.40 : 4,487,724,018.60 = 2,746,927,999.60 : x
  2. Step 2: Convert to fraction form
    2,991,816,012.40/4,487,724,018.60 = 2,746,927,999.60/x
  3. Step 3: Cross multiply
    2,991,816,012.40x = 4,487,724,018.60 × 2,746,927,999.60
  4. Step 4: Simplify right side
    2,991,816,012.40x = 12,327,454,761,169,772,544
  5. Step 5: Solve for x
    x = 12,327,454,761,169,772,544/2,991,816,012.40
  6. Step 6: Final answer
    x = 4,120,391,999.40

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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.