Home / 733,132,381.60-1,100,974,030.80-388,758,613.60

Finding the Fourth Proportional to 733,132,381.60, 1,100,974,030.80 and 388,758,613.60

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Solution

The fourth proportional to 733,132,381.60, 1,100,974,030.80 and 388,758,613.60 is: 583,814,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,132,381.60 : 1,100,974,030.80 = 388,758,613.60 : x
  2. Step 2: Convert to fraction form
    733,132,381.60/1,100,974,030.80 = 388,758,613.60/x
  3. Step 3: Cross multiply
    733,132,381.60x = 1,100,974,030.80 × 388,758,613.60
  4. Step 4: Simplify right side
    733,132,381.60x = 428,013,137,823,411,712
  5. Step 5: Solve for x
    x = 428,013,137,823,411,712/733,132,381.60
  6. Step 6: Final answer
    x = 583,814,258.61

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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.