Home / 30,854,886,930-42,580,101,494.16-17,121,962,126.88

Finding the Fourth Proportional to 30,854,886,930, 42,580,101,494.16 and 17,121,962,126.88

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Solution

The fourth proportional to 30,854,886,930, 42,580,101,494.16 and 17,121,962,126.88 is: 23,628,506,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854,886,930 : 42,580,101,494.16 = 17,121,962,126.88 : x
  2. Step 2: Convert to fraction form
    30,854,886,930/42,580,101,494.16 = 17,121,962,126.88/x
  3. Step 3: Cross multiply
    30,854,886,930x = 42,580,101,494.16 × 17,121,962,126.88
  4. Step 4: Simplify right side
    30,854,886,930x = 729,054,885,141,714,042,880
  5. Step 5: Solve for x
    x = 729,054,885,141,714,042,880/30,854,886,930
  6. Step 6: Final answer
    x = 23,628,506,135.70

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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.