Home / 1,224,706,380.80-1,837,054,328.02-339,389,211.59

Finding the Fourth Proportional to 1,224,706,380.80, 1,837,054,328.02 and 339,389,211.59

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Solution

The fourth proportional to 1,224,706,380.80, 1,837,054,328.02 and 339,389,211.59 is: 509,082,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,706,380.80 : 1,837,054,328.02 = 339,389,211.59 : x
  2. Step 2: Convert to fraction form
    1,224,706,380.80/1,837,054,328.02 = 339,389,211.59/x
  3. Step 3: Cross multiply
    1,224,706,380.80x = 1,837,054,328.02 × 339,389,211.59
  4. Step 4: Simplify right side
    1,224,706,380.80x = 623,476,420,034,705,024
  5. Step 5: Solve for x
    x = 623,476,420,034,705,024/1,224,706,380.80
  6. Step 6: Final answer
    x = 509,082,364.40

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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.