Home / 583,753,019.99-805,579,142.04-319,435,034.86

Finding the Fourth Proportional to 583,753,019.99, 805,579,142.04 and 319,435,034.86

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Solution

The fourth proportional to 583,753,019.99, 805,579,142.04 and 319,435,034.86 is: 440,820,334.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,753,019.99 : 805,579,142.04 = 319,435,034.86 : x
  2. Step 2: Convert to fraction form
    583,753,019.99/805,579,142.04 = 319,435,034.86/x
  3. Step 3: Cross multiply
    583,753,019.99x = 805,579,142.04 × 319,435,034.86
  4. Step 4: Simplify right side
    583,753,019.99x = 257,330,201,316,008,384
  5. Step 5: Solve for x
    x = 257,330,201,316,008,384/583,753,019.99
  6. Step 6: Final answer
    x = 440,820,334.12

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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.