Home / 495,249,476.22-742,890,738.57-222,621,049.98

Finding the Fourth Proportional to 495,249,476.22, 742,890,738.57 and 222,621,049.98

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Solution

The fourth proportional to 495,249,476.22, 742,890,738.57 and 222,621,049.98 is: 333,939,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,249,476.22 : 742,890,738.57 = 222,621,049.98 : x
  2. Step 2: Convert to fraction form
    495,249,476.22/742,890,738.57 = 222,621,049.98/x
  3. Step 3: Cross multiply
    495,249,476.22x = 742,890,738.57 × 222,621,049.98
  4. Step 4: Simplify right side
    495,249,476.22x = 165,383,116,240,871,072
  5. Step 5: Solve for x
    x = 165,383,116,240,871,072/495,249,476.22
  6. Step 6: Final answer
    x = 333,939,002.83

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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.