Home / 142,390,846.20-213,573,827.70-46,652,734.20

Finding the Fourth Proportional to 142,390,846.20, 213,573,827.70 and 46,652,734.20

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Solution

The fourth proportional to 142,390,846.20, 213,573,827.70 and 46,652,734.20 is: 69,975,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,390,846.20 : 213,573,827.70 = 46,652,734.20 : x
  2. Step 2: Convert to fraction form
    142,390,846.20/213,573,827.70 = 46,652,734.20/x
  3. Step 3: Cross multiply
    142,390,846.20x = 213,573,827.70 × 46,652,734.20
  4. Step 4: Simplify right side
    142,390,846.20x = 9,963,803,015,764,698
  5. Step 5: Solve for x
    x = 9,963,803,015,764,698/142,390,846.20
  6. Step 6: Final answer
    x = 69,975,024.95

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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.