Home / 487,886,895,878.92-673,290,017,334.36-268,179,575,535.16

Finding the Fourth Proportional to 487,886,895,878.92, 673,290,017,334.36 and 268,179,575,535.16

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Solution

The fourth proportional to 487,886,895,878.92, 673,290,017,334.36 and 268,179,575,535.16 is: 370,091,167,821.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,886,895,878.92 : 673,290,017,334.36 = 268,179,575,535.16 : x
  2. Step 2: Convert to fraction form
    487,886,895,878.92/673,290,017,334.36 = 268,179,575,535.16/x
  3. Step 3: Cross multiply
    487,886,895,878.92x = 673,290,017,334.36 × 268,179,575,535.16
  4. Step 4: Simplify right side
    487,886,895,878.92x = 180,562,631,060,789,166,866,432
  5. Step 5: Solve for x
    x = 180,562,631,060,789,166,866,432/487,886,895,878.92
  6. Step 6: Final answer
    x = 370,091,167,821.81

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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.