Home / 578,289,166,212.07-798,028,313,389.02-317,861,308,023.43

Finding the Fourth Proportional to 578,289,166,212.07, 798,028,313,389.02 and 317,861,308,023.43

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Solution

The fourth proportional to 578,289,166,212.07, 798,028,313,389.02 and 317,861,308,023.43 is: 438,642,703,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,289,166,212.07 : 798,028,313,389.02 = 317,861,308,023.43 : x
  2. Step 2: Convert to fraction form
    578,289,166,212.07/798,028,313,389.02 = 317,861,308,023.43/x
  3. Step 3: Cross multiply
    578,289,166,212.07x = 798,028,313,389.02 × 317,861,308,023.43
  4. Step 4: Simplify right side
    578,289,166,212.07x = 253,662,323,533,565,613,047,808
  5. Step 5: Solve for x
    x = 253,662,323,533,565,613,047,808/578,289,166,212.07
  6. Step 6: Final answer
    x = 438,642,703,952.27

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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.