Home / 1,315,017,600,109.50-1,971,145,609,637.10-442,448,454,919.40

Finding the Fourth Proportional to 1,315,017,600,109.50, 1,971,145,609,637.10 and 442,448,454,919.40

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Solution

The fourth proportional to 1,315,017,600,109.50, 1,971,145,609,637.10 and 442,448,454,919.40 is: 663,208,104,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,017,600,109.50 : 1,971,145,609,637.10 = 442,448,454,919.40 : x
  2. Step 2: Convert to fraction form
    1,315,017,600,109.50/1,971,145,609,637.10 = 442,448,454,919.40/x
  3. Step 3: Cross multiply
    1,315,017,600,109.50x = 1,971,145,609,637.10 × 442,448,454,919.40
  4. Step 4: Simplify right side
    1,315,017,600,109.50x = 872,130,329,405,093,717,213,184
  5. Step 5: Solve for x
    x = 872,130,329,405,093,717,213,184/1,315,017,600,109.50
  6. Step 6: Final answer
    x = 663,208,104,083.53

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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.