Home / 98,750,984.50-136,277,765.49-56,934,222.58

Finding the Fourth Proportional to 98,750,984.50, 136,277,765.49 and 56,934,222.58

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Solution

The fourth proportional to 98,750,984.50, 136,277,765.49 and 56,934,222.58 is: 78,570,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,750,984.50 : 136,277,765.49 = 56,934,222.58 : x
  2. Step 2: Convert to fraction form
    98,750,984.50/136,277,765.49 = 56,934,222.58/x
  3. Step 3: Cross multiply
    98,750,984.50x = 136,277,765.49 × 56,934,222.58
  4. Step 4: Simplify right side
    98,750,984.50x = 7,758,868,633,112,703
  5. Step 5: Solve for x
    x = 7,758,868,633,112,703/98,750,984.50
  6. Step 6: Final answer
    x = 78,570,038.29

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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.