Home / 19,434,519,647.48-26,819,736,289.04-10,861,089,378.87

Finding the Fourth Proportional to 19,434,519,647.48, 26,819,736,289.04 and 10,861,089,378.87

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Solution

The fourth proportional to 19,434,519,647.48, 26,819,736,289.04 and 10,861,089,378.87 is: 14,988,358,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434,519,647.48 : 26,819,736,289.04 = 10,861,089,378.87 : x
  2. Step 2: Convert to fraction form
    19,434,519,647.48/26,819,736,289.04 = 10,861,089,378.87/x
  3. Step 3: Cross multiply
    19,434,519,647.48x = 26,819,736,289.04 × 10,861,089,378.87
  4. Step 4: Simplify right side
    19,434,519,647.48x = 291,291,552,953,024,348,160
  5. Step 5: Solve for x
    x = 291,291,552,953,024,348,160/19,434,519,647.48
  6. Step 6: Final answer
    x = 14,988,358,767.63

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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.