Home / 123,467,956.95-170,358,181.34-70,527,742.08

Finding the Fourth Proportional to 123,467,956.95, 170,358,181.34 and 70,527,742.08

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Solution

The fourth proportional to 123,467,956.95, 170,358,181.34 and 70,527,742.08 is: 97,312,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,467,956.95 : 170,358,181.34 = 70,527,742.08 : x
  2. Step 2: Convert to fraction form
    123,467,956.95/170,358,181.34 = 70,527,742.08/x
  3. Step 3: Cross multiply
    123,467,956.95x = 170,358,181.34 × 70,527,742.08
  4. Step 4: Simplify right side
    123,467,956.95x = 12,014,977,874,412,750
  5. Step 5: Solve for x
    x = 12,014,977,874,412,750/123,467,956.95
  6. Step 6: Final answer
    x = 97,312,518.74

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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.