Home / 759,943,342.89-1,140,652,139.85-366,746,878.35

Finding the Fourth Proportional to 759,943,342.89, 1,140,652,139.85 and 366,746,878.35

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Solution

The fourth proportional to 759,943,342.89, 1,140,652,139.85 and 366,746,878.35 is: 550,476,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,943,342.89 : 1,140,652,139.85 = 366,746,878.35 : x
  2. Step 2: Convert to fraction form
    759,943,342.89/1,140,652,139.85 = 366,746,878.35/x
  3. Step 3: Cross multiply
    759,943,342.89x = 1,140,652,139.85 × 366,746,878.35
  4. Step 4: Simplify right side
    759,943,342.89x = 418,330,611,573,235,136
  5. Step 5: Solve for x
    x = 418,330,611,573,235,136/759,943,342.89
  6. Step 6: Final answer
    x = 550,476,052.57

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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.