Home / 30,302,146,970.82-45,453,264,202.16-12,374,525,501.15

Finding the Fourth Proportional to 30,302,146,970.82, 45,453,264,202.16 and 12,374,525,501.15

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Solution

The fourth proportional to 30,302,146,970.82, 45,453,264,202.16 and 12,374,525,501.15 is: 18,561,806,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302,146,970.82 : 45,453,264,202.16 = 12,374,525,501.15 : x
  2. Step 2: Convert to fraction form
    30,302,146,970.82/45,453,264,202.16 = 12,374,525,501.15/x
  3. Step 3: Cross multiply
    30,302,146,970.82x = 45,453,264,202.16 × 12,374,525,501.15
  4. Step 4: Simplify right side
    30,302,146,970.82x = 562,462,576,979,848,200,192
  5. Step 5: Solve for x
    x = 562,462,576,979,848,200,192/30,302,146,970.82
  6. Step 6: Final answer
    x = 18,561,806,116.30

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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.