Home / 120,406,673,446.57-166,164,358,530.78-65,477,059,098.14

Finding the Fourth Proportional to 120,406,673,446.57, 166,164,358,530.78 and 65,477,059,098.14

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Solution

The fourth proportional to 120,406,673,446.57, 166,164,358,530.78 and 65,477,059,098.14 is: 90,360,054,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,406,673,446.57 : 166,164,358,530.78 = 65,477,059,098.14 : x
  2. Step 2: Convert to fraction form
    120,406,673,446.57/166,164,358,530.78 = 65,477,059,098.14/x
  3. Step 3: Cross multiply
    120,406,673,446.57x = 166,164,358,530.78 × 65,477,059,098.14
  4. Step 4: Simplify right side
    120,406,673,446.57x = 10,879,953,523,523,574,562,816
  5. Step 5: Solve for x
    x = 10,879,953,523,523,574,562,816/120,406,673,446.57
  6. Step 6: Final answer
    x = 90,360,054,074.17

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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.