Home / 19,126,353,503.48-26,402,832,475.70-12,355,474,213.67

Finding the Fourth Proportional to 19,126,353,503.48, 26,402,832,475.70 and 12,355,474,213.67

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Solution

The fourth proportional to 19,126,353,503.48, 26,402,832,475.70 and 12,355,474,213.67 is: 17,056,022,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126,353,503.48 : 26,402,832,475.70 = 12,355,474,213.67 : x
  2. Step 2: Convert to fraction form
    19,126,353,503.48/26,402,832,475.70 = 12,355,474,213.67/x
  3. Step 3: Cross multiply
    19,126,353,503.48x = 26,402,832,475.70 × 12,355,474,213.67
  4. Step 4: Simplify right side
    19,126,353,503.48x = 326,219,515,821,166,428,160
  5. Step 5: Solve for x
    x = 326,219,515,821,166,428,160/19,126,353,503.48
  6. Step 6: Final answer
    x = 17,056,022,506.43

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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.