Home / 7,245,912,002.80-10,868,868,004.20-3,105,774,036.40

Finding the Fourth Proportional to 7,245,912,002.80, 10,868,868,004.20 and 3,105,774,036.40

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Solution

The fourth proportional to 7,245,912,002.80, 10,868,868,004.20 and 3,105,774,036.40 is: 4,658,661,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,912,002.80 : 10,868,868,004.20 = 3,105,774,036.40 : x
  2. Step 2: Convert to fraction form
    7,245,912,002.80/10,868,868,004.20 = 3,105,774,036.40/x
  3. Step 3: Cross multiply
    7,245,912,002.80x = 10,868,868,004.20 × 3,105,774,036.40
  4. Step 4: Simplify right side
    7,245,912,002.80x = 33,756,248,052,503,048,192
  5. Step 5: Solve for x
    x = 33,756,248,052,503,048,192/7,245,912,002.80
  6. Step 6: Final answer
    x = 4,658,661,054.60

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Double scale
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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.