Home / 371,008,088.80-556,313,067.60-155,353,688.80

Finding the Fourth Proportional to 371,008,088.80, 556,313,067.60 and 155,353,688.80

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Solution

The fourth proportional to 371,008,088.80, 556,313,067.60 and 155,353,688.80 is: 232,947,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,008,088.80 : 556,313,067.60 = 155,353,688.80 : x
  2. Step 2: Convert to fraction form
    371,008,088.80/556,313,067.60 = 155,353,688.80/x
  3. Step 3: Cross multiply
    371,008,088.80x = 556,313,067.60 × 155,353,688.80
  4. Step 4: Simplify right side
    371,008,088.80x = 86,425,287,179,303,776
  5. Step 5: Solve for x
    x = 86,425,287,179,303,776/371,008,088.80
  6. Step 6: Final answer
    x = 232,947,177.67

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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.