Home / 991,041,180.93-1,367,672,786.74-567,736,653.59

Finding the Fourth Proportional to 991,041,180.93, 1,367,672,786.74 and 567,736,653.59

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Solution

The fourth proportional to 991,041,180.93, 1,367,672,786.74 and 567,736,653.59 is: 783,497,180.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,041,180.93 : 1,367,672,786.74 = 567,736,653.59 : x
  2. Step 2: Convert to fraction form
    991,041,180.93/1,367,672,786.74 = 567,736,653.59/x
  3. Step 3: Cross multiply
    991,041,180.93x = 1,367,672,786.74 × 567,736,653.59
  4. Step 4: Simplify right side
    991,041,180.93x = 776,477,971,149,877,376
  5. Step 5: Solve for x
    x = 776,477,971,149,877,376/991,041,180.93
  6. Step 6: Final answer
    x = 783,497,180.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.