Home / 15,656,534,385.66-21,606,020,648.73-8,616,004,017.66

Finding the Fourth Proportional to 15,656,534,385.66, 21,606,020,648.73 and 8,616,004,017.66

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Solution

The fourth proportional to 15,656,534,385.66, 21,606,020,648.73 and 8,616,004,017.66 is: 11,890,087,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656,534,385.66 : 21,606,020,648.73 = 8,616,004,017.66 : x
  2. Step 2: Convert to fraction form
    15,656,534,385.66/21,606,020,648.73 = 8,616,004,017.66/x
  3. Step 3: Cross multiply
    15,656,534,385.66x = 21,606,020,648.73 × 8,616,004,017.66
  4. Step 4: Simplify right side
    15,656,534,385.66x = 186,157,560,715,102,584,832
  5. Step 5: Solve for x
    x = 186,157,560,715,102,584,832/15,656,534,385.66
  6. Step 6: Final answer
    x = 11,890,087,303.46

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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.