Home / 323,762,281.40-485,643,422.10-302,079,488.60

Finding the Fourth Proportional to 323,762,281.40, 485,643,422.10 and 302,079,488.60

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Solution

The fourth proportional to 323,762,281.40, 485,643,422.10 and 302,079,488.60 is: 453,119,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,762,281.40 : 485,643,422.10 = 302,079,488.60 : x
  2. Step 2: Convert to fraction form
    323,762,281.40/485,643,422.10 = 302,079,488.60/x
  3. Step 3: Cross multiply
    323,762,281.40x = 485,643,422.10 × 302,079,488.60
  4. Step 4: Simplify right side
    323,762,281.40x = 146,702,916,589,921,952
  5. Step 5: Solve for x
    x = 146,702,916,589,921,952/323,762,281.40
  6. Step 6: Final answer
    x = 453,119,232.90

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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.