Home / 25,183,185,145.32-34,740,243,219.42-15,014,741,592.36

Finding the Fourth Proportional to 25,183,185,145.32, 34,740,243,219.42 and 15,014,741,592.36

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Solution

The fourth proportional to 25,183,185,145.32, 34,740,243,219.42 and 15,014,741,592.36 is: 20,712,859,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,185,145.32 : 34,740,243,219.42 = 15,014,741,592.36 : x
  2. Step 2: Convert to fraction form
    25,183,185,145.32/34,740,243,219.42 = 15,014,741,592.36/x
  3. Step 3: Cross multiply
    25,183,185,145.32x = 34,740,243,219.42 × 15,014,741,592.36
  4. Step 4: Simplify right side
    25,183,185,145.32x = 521,615,774,795,327,930,368
  5. Step 5: Solve for x
    x = 521,615,774,795,327,930,368/25,183,185,145.32
  6. Step 6: Final answer
    x = 20,712,859,464.97

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Double scale
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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.