Home / 10,880,596,917.90-16,320,895,376.85-3,986,557,058.70

Finding the Fourth Proportional to 10,880,596,917.90, 16,320,895,376.85 and 3,986,557,058.70

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Solution

The fourth proportional to 10,880,596,917.90, 16,320,895,376.85 and 3,986,557,058.70 is: 5,979,835,588.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,596,917.90 : 16,320,895,376.85 = 3,986,557,058.70 : x
  2. Step 2: Convert to fraction form
    10,880,596,917.90/16,320,895,376.85 = 3,986,557,058.70/x
  3. Step 3: Cross multiply
    10,880,596,917.90x = 16,320,895,376.85 × 3,986,557,058.70
  4. Step 4: Simplify right side
    10,880,596,917.90x = 65,064,180,668,885,565,440
  5. Step 5: Solve for x
    x = 65,064,180,668,885,565,440/10,880,596,917.90
  6. Step 6: Final answer
    x = 5,979,835,588.05

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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.