Home / 370,624,571.60-511,249,412.76-231,153,194.48

Finding the Fourth Proportional to 370,624,571.60, 511,249,412.76 and 231,153,194.48

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Solution

The fourth proportional to 370,624,571.60, 511,249,412.76 and 231,153,194.48 is: 318,858,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,624,571.60 : 511,249,412.76 = 231,153,194.48 : x
  2. Step 2: Convert to fraction form
    370,624,571.60/511,249,412.76 = 231,153,194.48/x
  3. Step 3: Cross multiply
    370,624,571.60x = 511,249,412.76 × 231,153,194.48
  4. Step 4: Simplify right side
    370,624,571.60x = 118,176,934,935,498,064
  5. Step 5: Solve for x
    x = 118,176,934,935,498,064/370,624,571.60
  6. Step 6: Final answer
    x = 318,858,877.67

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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.