Home / 21,319,872,710.34-29,422,343,703.39-11,804,425,300.50

Finding the Fourth Proportional to 21,319,872,710.34, 29,422,343,703.39 and 11,804,425,300.50

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Solution

The fourth proportional to 21,319,872,710.34, 29,422,343,703.39 and 11,804,425,300.50 is: 16,290,615,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,319,872,710.34 : 29,422,343,703.39 = 11,804,425,300.50 : x
  2. Step 2: Convert to fraction form
    21,319,872,710.34/29,422,343,703.39 = 11,804,425,300.50/x
  3. Step 3: Cross multiply
    21,319,872,710.34x = 29,422,343,703.39 × 11,804,425,300.50
  4. Step 4: Simplify right side
    21,319,872,710.34x = 347,313,858,412,303,745,024
  5. Step 5: Solve for x
    x = 347,313,858,412,303,745,024/21,319,872,710.34
  6. Step 6: Final answer
    x = 16,290,615,949.31

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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.