Home / 4,199,047,341.20-6,298,571,011.80-1,290,624,275.60

Finding the Fourth Proportional to 4,199,047,341.20, 6,298,571,011.80 and 1,290,624,275.60

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Solution

The fourth proportional to 4,199,047,341.20, 6,298,571,011.80 and 1,290,624,275.60 is: 1,935,936,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199,047,341.20 : 6,298,571,011.80 = 1,290,624,275.60 : x
  2. Step 2: Convert to fraction form
    4,199,047,341.20/6,298,571,011.80 = 1,290,624,275.60/x
  3. Step 3: Cross multiply
    4,199,047,341.20x = 6,298,571,011.80 × 1,290,624,275.60
  4. Step 4: Simplify right side
    4,199,047,341.20x = 8,129,088,649,419,533,312
  5. Step 5: Solve for x
    x = 8,129,088,649,419,533,312/4,199,047,341.20
  6. Step 6: Final answer
    x = 1,935,936,413.40

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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.