Home / 580,011,281.55-800,432,890.58-357,121,549.06

Finding the Fourth Proportional to 580,011,281.55, 800,432,890.58 and 357,121,549.06

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Solution

The fourth proportional to 580,011,281.55, 800,432,890.58 and 357,121,549.06 is: 492,838,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,011,281.55 : 800,432,890.58 = 357,121,549.06 : x
  2. Step 2: Convert to fraction form
    580,011,281.55/800,432,890.58 = 357,121,549.06/x
  3. Step 3: Cross multiply
    580,011,281.55x = 800,432,890.58 × 357,121,549.06
  4. Step 4: Simplify right side
    580,011,281.55x = 285,851,833,802,503,104
  5. Step 5: Solve for x
    x = 285,851,833,802,503,104/580,011,281.55
  6. Step 6: Final answer
    x = 492,838,403.14

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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.