Home / 823,400,031.80-1,233,966,306.90-546,263,391.80

Finding the Fourth Proportional to 823,400,031.80, 1,233,966,306.90 and 546,263,391.80

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Solution

The fourth proportional to 823,400,031.80, 1,233,966,306.90 and 546,263,391.80 is: 818,642,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,400,031.80 : 1,233,966,306.90 = 546,263,391.80 : x
  2. Step 2: Convert to fraction form
    823,400,031.80/1,233,966,306.90 = 546,263,391.80/x
  3. Step 3: Cross multiply
    823,400,031.80x = 1,233,966,306.90 × 546,263,391.80
  4. Step 4: Simplify right side
    823,400,031.80x = 674,070,620,174,113,792
  5. Step 5: Solve for x
    x = 674,070,620,174,113,792/823,400,031.80
  6. Step 6: Final answer
    x = 818,642,936.78

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1.5x scale

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.