Home / 531,573,606.20-742,389,063.40-531,573,606.20

Finding the Fourth Proportional to 531,573,606.20, 742,389,063.40 and 531,573,606.20

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Solution

The fourth proportional to 531,573,606.20, 742,389,063.40 and 531,573,606.20 is: 742,389,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,573,606.20 : 742,389,063.40 = 531,573,606.20 : x
  2. Step 2: Convert to fraction form
    531,573,606.20/742,389,063.40 = 531,573,606.20/x
  3. Step 3: Cross multiply
    531,573,606.20x = 742,389,063.40 × 531,573,606.20
  4. Step 4: Simplify right side
    531,573,606.20x = 394,634,431,634,978,432
  5. Step 5: Solve for x
    x = 394,634,431,634,978,432/531,573,606.20
  6. Step 6: Final answer
    x = 742,389,063.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.