Home / 19,434,519,681.23-26,819,736,335.58-10,861,089,412.79

Finding the Fourth Proportional to 19,434,519,681.23, 26,819,736,335.58 and 10,861,089,412.79

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Solution

The fourth proportional to 19,434,519,681.23, 26,819,736,335.58 and 10,861,089,412.79 is: 14,988,358,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434,519,681.23 : 26,819,736,335.58 = 10,861,089,412.79 : x
  2. Step 2: Convert to fraction form
    19,434,519,681.23/26,819,736,335.58 = 10,861,089,412.79/x
  3. Step 3: Cross multiply
    19,434,519,681.23x = 26,819,736,335.58 × 10,861,089,412.79
  4. Step 4: Simplify right side
    19,434,519,681.23x = 291,291,554,368,053,116,928
  5. Step 5: Solve for x
    x = 291,291,554,368,053,116,928/19,434,519,681.23
  6. Step 6: Final answer
    x = 14,988,358,814.42

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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.