Home / 702,040,461.60-1,053,060,692.40-339,243,405.60

Finding the Fourth Proportional to 702,040,461.60, 1,053,060,692.40 and 339,243,405.60

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Solution

The fourth proportional to 702,040,461.60, 1,053,060,692.40 and 339,243,405.60 is: 508,865,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,040,461.60 : 1,053,060,692.40 = 339,243,405.60 : x
  2. Step 2: Convert to fraction form
    702,040,461.60/1,053,060,692.40 = 339,243,405.60/x
  3. Step 3: Cross multiply
    702,040,461.60x = 1,053,060,692.40 × 339,243,405.60
  4. Step 4: Simplify right side
    702,040,461.60x = 357,243,895,593,270,080
  5. Step 5: Solve for x
    x = 357,243,895,593,270,080/702,040,461.60
  6. Step 6: Final answer
    x = 508,865,108.40

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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.