Home / 455,388,063,347.48-683,158,891,006.26-153,128,815,315.20

Finding the Fourth Proportional to 455,388,063,347.48, 683,158,891,006.26 and 153,128,815,315.20

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Solution

The fourth proportional to 455,388,063,347.48, 683,158,891,006.26 and 153,128,815,315.20 is: 229,719,046,394.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,388,063,347.48 : 683,158,891,006.26 = 153,128,815,315.20 : x
  2. Step 2: Convert to fraction form
    455,388,063,347.48/683,158,891,006.26 = 153,128,815,315.20/x
  3. Step 3: Cross multiply
    455,388,063,347.48x = 683,158,891,006.26 × 153,128,815,315.20
  4. Step 4: Simplify right side
    455,388,063,347.48x = 104,611,311,651,834,438,877,184
  5. Step 5: Solve for x
    x = 104,611,311,651,834,438,877,184/455,388,063,347.48
  6. Step 6: Final answer
    x = 229,719,046,394.97

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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.