Home / 78,050,957.22-117,031,055.75-29,532,552.91

Finding the Fourth Proportional to 78,050,957.22, 117,031,055.75 and 29,532,552.91

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Solution

The fourth proportional to 78,050,957.22, 117,031,055.75 and 29,532,552.91 is: 44,281,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,050,957.22 : 117,031,055.75 = 29,532,552.91 : x
  2. Step 2: Convert to fraction form
    78,050,957.22/117,031,055.75 = 29,532,552.91/x
  3. Step 3: Cross multiply
    78,050,957.22x = 117,031,055.75 × 29,532,552.91
  4. Step 4: Simplify right side
    78,050,957.22x = 3,456,225,845,866,830.50
  5. Step 5: Solve for x
    x = 3,456,225,845,866,830.50/78,050,957.22
  6. Step 6: Final answer
    x = 44,281,658.66

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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.