Home / 404,352,477.20-606,528,715.80-323,730,909.20

Finding the Fourth Proportional to 404,352,477.20, 606,528,715.80 and 323,730,909.20

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Solution

The fourth proportional to 404,352,477.20, 606,528,715.80 and 323,730,909.20 is: 485,596,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,352,477.20 : 606,528,715.80 = 323,730,909.20 : x
  2. Step 2: Convert to fraction form
    404,352,477.20/606,528,715.80 = 323,730,909.20/x
  3. Step 3: Cross multiply
    404,352,477.20x = 606,528,715.80 × 323,730,909.20
  4. Step 4: Simplify right side
    404,352,477.20x = 196,352,092,621,842,368
  5. Step 5: Solve for x
    x = 196,352,092,621,842,368/404,352,477.20
  6. Step 6: Final answer
    x = 485,596,363.80

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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.