Home / 38,170,031,188.98-52,677,035,261.43-21,022,881,058.44

Finding the Fourth Proportional to 38,170,031,188.98, 52,677,035,261.43 and 21,022,881,058.44

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Solution

The fourth proportional to 38,170,031,188.98, 52,677,035,261.43 and 21,022,881,058.44 is: 29,012,893,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170,031,188.98 : 52,677,035,261.43 = 21,022,881,058.44 : x
  2. Step 2: Convert to fraction form
    38,170,031,188.98/52,677,035,261.43 = 21,022,881,058.44/x
  3. Step 3: Cross multiply
    38,170,031,188.98x = 52,677,035,261.43 × 21,022,881,058.44
  4. Step 4: Simplify right side
    38,170,031,188.98x = 1,107,423,046,812,482,404,352
  5. Step 5: Solve for x
    x = 1,107,423,046,812,482,404,352/38,170,031,188.98
  6. Step 6: Final answer
    x = 29,012,893,422.32

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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.