Home / 268,307,264.32-402,461,036.85-84,089,088.07

Finding the Fourth Proportional to 268,307,264.32, 402,461,036.85 and 84,089,088.07

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Solution

The fourth proportional to 268,307,264.32, 402,461,036.85 and 84,089,088.07 is: 126,133,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,307,264.32 : 402,461,036.85 = 84,089,088.07 : x
  2. Step 2: Convert to fraction form
    268,307,264.32/402,461,036.85 = 84,089,088.07/x
  3. Step 3: Cross multiply
    268,307,264.32x = 402,461,036.85 × 84,089,088.07
  4. Step 4: Simplify right side
    268,307,264.32x = 33,842,581,570,410,860
  5. Step 5: Solve for x
    x = 33,842,581,570,410,860/268,307,264.32
  6. Step 6: Final answer
    x = 126,133,676.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.