Home / 2,689,736,765.60-4,035,360,975.60-1,309,596,298.40

Finding the Fourth Proportional to 2,689,736,765.60, 4,035,360,975.60 and 1,309,596,298.40

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Solution

The fourth proportional to 2,689,736,765.60, 4,035,360,975.60 and 1,309,596,298.40 is: 1,964,762,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,736,765.60 : 4,035,360,975.60 = 1,309,596,298.40 : x
  2. Step 2: Convert to fraction form
    2,689,736,765.60/4,035,360,975.60 = 1,309,596,298.40/x
  3. Step 3: Cross multiply
    2,689,736,765.60x = 4,035,360,975.60 × 1,309,596,298.40
  4. Step 4: Simplify right side
    2,689,736,765.60x = 5,284,693,796,353,572,864
  5. Step 5: Solve for x
    x = 5,284,693,796,353,572,864/2,689,736,765.60
  6. Step 6: Final answer
    x = 1,964,762,449.60

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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.