Home / 323,702,624.08-485,613,813.75-102,429,674.47

Finding the Fourth Proportional to 323,702,624.08, 485,613,813.75 and 102,429,674.47

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Solution

The fourth proportional to 323,702,624.08, 485,613,813.75 and 102,429,674.47 is: 153,663,458.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,702,624.08 : 485,613,813.75 = 102,429,674.47 : x
  2. Step 2: Convert to fraction form
    323,702,624.08/485,613,813.75 = 102,429,674.47/x
  3. Step 3: Cross multiply
    323,702,624.08x = 485,613,813.75 × 102,429,674.47
  4. Step 4: Simplify right side
    323,702,624.08x = 49,741,264,860,547,712
  5. Step 5: Solve for x
    x = 49,741,264,860,547,712/323,702,624.08
  6. Step 6: Final answer
    x = 153,663,458.87

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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.