Home / 583,753,130.40-805,579,295.04-319,435,145.76

Finding the Fourth Proportional to 583,753,130.40, 805,579,295.04 and 319,435,145.76

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Solution

The fourth proportional to 583,753,130.40, 805,579,295.04 and 319,435,145.76 is: 440,820,487.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,753,130.40 : 805,579,295.04 = 319,435,145.76 : x
  2. Step 2: Convert to fraction form
    583,753,130.40/805,579,295.04 = 319,435,145.76/x
  3. Step 3: Cross multiply
    583,753,130.40x = 805,579,295.04 × 319,435,145.76
  4. Step 4: Simplify right side
    583,753,130.40x = 257,330,339,532,340,416
  5. Step 5: Solve for x
    x = 257,330,339,532,340,416/583,753,130.40
  6. Step 6: Final answer
    x = 440,820,487.52

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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.