Home / 295,291,328.08-442,551,730.17-213,685,085.20

Finding the Fourth Proportional to 295,291,328.08, 442,551,730.17 and 213,685,085.20

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Solution

The fourth proportional to 295,291,328.08, 442,551,730.17 and 213,685,085.20 is: 320,248,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,291,328.08 : 442,551,730.17 = 213,685,085.20 : x
  2. Step 2: Convert to fraction form
    295,291,328.08/442,551,730.17 = 213,685,085.20/x
  3. Step 3: Cross multiply
    295,291,328.08x = 442,551,730.17 × 213,685,085.20
  4. Step 4: Simplify right side
    295,291,328.08x = 94,566,704,166,783,856
  5. Step 5: Solve for x
    x = 94,566,704,166,783,856/295,291,328.08
  6. Step 6: Final answer
    x = 320,248,836.23

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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.