Home / 3,540,525,607-4,886,564,888.82-2,111,688,304.12

Finding the Fourth Proportional to 3,540,525,607, 4,886,564,888.82 and 2,111,688,304.12

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Solution

The fourth proportional to 3,540,525,607, 4,886,564,888.82 and 2,111,688,304.12 is: 2,914,511,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,525,607 : 4,886,564,888.82 = 2,111,688,304.12 : x
  2. Step 2: Convert to fraction form
    3,540,525,607/4,886,564,888.82 = 2,111,688,304.12/x
  3. Step 3: Cross multiply
    3,540,525,607x = 4,886,564,888.82 × 2,111,688,304.12
  4. Step 4: Simplify right side
    3,540,525,607x = 10,318,901,923,044,640,768
  5. Step 5: Solve for x
    x = 10,318,901,923,044,640,768/3,540,525,607
  6. Step 6: Final answer
    x = 2,914,511,309.46

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1.5x scale

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.