Home / 2,019,796,215.40-3,029,694,323.10-870,938,871.40

Finding the Fourth Proportional to 2,019,796,215.40, 3,029,694,323.10 and 870,938,871.40

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Solution

The fourth proportional to 2,019,796,215.40, 3,029,694,323.10 and 870,938,871.40 is: 1,306,408,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,796,215.40 : 3,029,694,323.10 = 870,938,871.40 : x
  2. Step 2: Convert to fraction form
    2,019,796,215.40/3,029,694,323.10 = 870,938,871.40/x
  3. Step 3: Cross multiply
    2,019,796,215.40x = 3,029,694,323.10 × 870,938,871.40
  4. Step 4: Simplify right side
    2,019,796,215.40x = 2,638,678,554,447,700,992
  5. Step 5: Solve for x
    x = 2,638,678,554,447,700,992/2,019,796,215.40
  6. Step 6: Final answer
    x = 1,306,408,307.10

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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.