Home / 30,511,556,613.36-42,106,860,429.06-16,777,636,460.07

Finding the Fourth Proportional to 30,511,556,613.36, 42,106,860,429.06 and 16,777,636,460.07

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Solution

The fourth proportional to 30,511,556,613.36, 42,106,860,429.06 and 16,777,636,460.07 is: 23,153,639,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,511,556,613.36 : 42,106,860,429.06 = 16,777,636,460.07 : x
  2. Step 2: Convert to fraction form
    30,511,556,613.36/42,106,860,429.06 = 16,777,636,460.07/x
  3. Step 3: Cross multiply
    30,511,556,613.36x = 42,106,860,429.06 × 16,777,636,460.07
  4. Step 4: Simplify right side
    30,511,556,613.36x = 706,453,596,753,574,494,208
  5. Step 5: Solve for x
    x = 706,453,596,753,574,494,208/30,511,556,613.36
  6. Step 6: Final answer
    x = 23,153,639,970.12

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1.5x scale

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.