Home / 579,456,064.40-869,184,096.60-395,790,054.80

Finding the Fourth Proportional to 579,456,064.40, 869,184,096.60 and 395,790,054.80

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Solution

The fourth proportional to 579,456,064.40, 869,184,096.60 and 395,790,054.80 is: 593,685,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,456,064.40 : 869,184,096.60 = 395,790,054.80 : x
  2. Step 2: Convert to fraction form
    579,456,064.40/869,184,096.60 = 395,790,054.80/x
  3. Step 3: Cross multiply
    579,456,064.40x = 869,184,096.60 × 395,790,054.80
  4. Step 4: Simplify right side
    579,456,064.40x = 344,014,421,224,602,496
  5. Step 5: Solve for x
    x = 344,014,421,224,602,496/579,456,064.40
  6. Step 6: Final answer
    x = 593,685,082.20

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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.