Home / 51,789,604,615.22-71,468,893,763.23-28,927,075,968.85

Finding the Fourth Proportional to 51,789,604,615.22, 71,468,893,763.23 and 28,927,075,968.85

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Solution

The fourth proportional to 51,789,604,615.22, 71,468,893,763.23 and 28,927,075,968.85 is: 39,918,940,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,789,604,615.22 : 71,468,893,763.23 = 28,927,075,968.85 : x
  2. Step 2: Convert to fraction form
    51,789,604,615.22/71,468,893,763.23 = 28,927,075,968.85/x
  3. Step 3: Cross multiply
    51,789,604,615.22x = 71,468,893,763.23 × 28,927,075,968.85
  4. Step 4: Simplify right side
    51,789,604,615.22x = 2,067,386,119,298,122,514,432
  5. Step 5: Solve for x
    x = 2,067,386,119,298,122,514,432/51,789,604,615.22
  6. Step 6: Final answer
    x = 39,918,940,000.77

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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.