Home / 293,977,643.60-440,966,465.40-206,301,688.40

Finding the Fourth Proportional to 293,977,643.60, 440,966,465.40 and 206,301,688.40

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Solution

The fourth proportional to 293,977,643.60, 440,966,465.40 and 206,301,688.40 is: 309,452,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,977,643.60 : 440,966,465.40 = 206,301,688.40 : x
  2. Step 2: Convert to fraction form
    293,977,643.60/440,966,465.40 = 206,301,688.40/x
  3. Step 3: Cross multiply
    293,977,643.60x = 440,966,465.40 × 206,301,688.40
  4. Step 4: Simplify right side
    293,977,643.60x = 90,972,126,339,800,176
  5. Step 5: Solve for x
    x = 90,972,126,339,800,176/293,977,643.60
  6. Step 6: Final answer
    x = 309,452,532.60

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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.