Home / 1,043,844,675.90-1,565,519,795.37-389,103,065.34

Finding the Fourth Proportional to 1,043,844,675.90, 1,565,519,795.37 and 389,103,065.34

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Solution

The fourth proportional to 1,043,844,675.90, 1,565,519,795.37 and 389,103,065.34 is: 583,562,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,844,675.90 : 1,565,519,795.37 = 389,103,065.34 : x
  2. Step 2: Convert to fraction form
    1,043,844,675.90/1,565,519,795.37 = 389,103,065.34/x
  3. Step 3: Cross multiply
    1,043,844,675.90x = 1,565,519,795.37 × 389,103,065.34
  4. Step 4: Simplify right side
    1,043,844,675.90x = 609,148,551,228,916,480
  5. Step 5: Solve for x
    x = 609,148,551,228,916,480/1,043,844,675.90
  6. Step 6: Final answer
    x = 583,562,444.96

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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.