Home / 314,492,523.83-434,031,968.09-189,085,569.83

Finding the Fourth Proportional to 314,492,523.83, 434,031,968.09 and 189,085,569.83

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Solution

The fourth proportional to 314,492,523.83, 434,031,968.09 and 189,085,569.83 is: 260,957,497.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,492,523.83 : 434,031,968.09 = 189,085,569.83 : x
  2. Step 2: Convert to fraction form
    314,492,523.83/434,031,968.09 = 189,085,569.83/x
  3. Step 3: Cross multiply
    314,492,523.83x = 434,031,968.09 × 189,085,569.83
  4. Step 4: Simplify right side
    314,492,523.83x = 82,069,182,010,734,032
  5. Step 5: Solve for x
    x = 82,069,182,010,734,032/314,492,523.83
  6. Step 6: Final answer
    x = 260,957,497.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.