Home / 1,370,549,325.33-1,891,381,069.94-744,017,753.05

Finding the Fourth Proportional to 1,370,549,325.33, 1,891,381,069.94 and 744,017,753.05

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Solution

The fourth proportional to 1,370,549,325.33, 1,891,381,069.94 and 744,017,753.05 is: 1,026,756,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,549,325.33 : 1,891,381,069.94 = 744,017,753.05 : x
  2. Step 2: Convert to fraction form
    1,370,549,325.33/1,891,381,069.94 = 744,017,753.05/x
  3. Step 3: Cross multiply
    1,370,549,325.33x = 1,891,381,069.94 × 744,017,753.05
  4. Step 4: Simplify right side
    1,370,549,325.33x = 1,407,221,093,818,063,616
  5. Step 5: Solve for x
    x = 1,407,221,093,818,063,616/1,370,549,325.33
  6. Step 6: Final answer
    x = 1,026,756,985.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.