Home / 365,506,299.20-548,259,448.80-349,381,985.60

Finding the Fourth Proportional to 365,506,299.20, 548,259,448.80 and 349,381,985.60

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Solution

The fourth proportional to 365,506,299.20, 548,259,448.80 and 349,381,985.60 is: 524,072,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,506,299.20 : 548,259,448.80 = 349,381,985.60 : x
  2. Step 2: Convert to fraction form
    365,506,299.20/548,259,448.80 = 349,381,985.60/x
  3. Step 3: Cross multiply
    365,506,299.20x = 548,259,448.80 × 349,381,985.60
  4. Step 4: Simplify right side
    365,506,299.20x = 191,551,974,845,705,536
  5. Step 5: Solve for x
    x = 191,551,974,845,705,536/365,506,299.20
  6. Step 6: Final answer
    x = 524,072,978.40

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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.