Home / 15,943,391,999.40-23,915,087,999.10-7,660,281,714.60

Finding the Fourth Proportional to 15,943,391,999.40, 23,915,087,999.10 and 7,660,281,714.60

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Solution

The fourth proportional to 15,943,391,999.40, 23,915,087,999.10 and 7,660,281,714.60 is: 11,490,422,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,391,999.40 : 23,915,087,999.10 = 7,660,281,714.60 : x
  2. Step 2: Convert to fraction form
    15,943,391,999.40/23,915,087,999.10 = 7,660,281,714.60/x
  3. Step 3: Cross multiply
    15,943,391,999.40x = 23,915,087,999.10 × 7,660,281,714.60
  4. Step 4: Simplify right side
    15,943,391,999.40x = 183,196,311,302,555,631,616
  5. Step 5: Solve for x
    x = 183,196,311,302,555,631,616/15,943,391,999.40
  6. Step 6: Final answer
    x = 11,490,422,571.90

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1.5x scale

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.