Home / 823,130,834,706.72-1,234,559,305,675.40-249,310,519,401.60

Finding the Fourth Proportional to 823,130,834,706.72, 1,234,559,305,675.40 and 249,310,519,401.60

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Solution

The fourth proportional to 823,130,834,706.72, 1,234,559,305,675.40 and 249,310,519,401.60 is: 373,924,300,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,130,834,706.72 : 1,234,559,305,675.40 = 249,310,519,401.60 : x
  2. Step 2: Convert to fraction form
    823,130,834,706.72/1,234,559,305,675.40 = 249,310,519,401.60/x
  3. Step 3: Cross multiply
    823,130,834,706.72x = 1,234,559,305,675.40 × 249,310,519,401.60
  4. Step 4: Simplify right side
    823,130,834,706.72x = 307,788,621,730,012,651,847,680
  5. Step 5: Solve for x
    x = 307,788,621,730,012,651,847,680/823,130,834,706.72
  6. Step 6: Final answer
    x = 373,924,300,672.90

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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.