Home / 35,636,308,042.73-49,182,321,081.79-21,168,460,157.80

Finding the Fourth Proportional to 35,636,308,042.73, 49,182,321,081.79 and 21,168,460,157.80

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Solution

The fourth proportional to 35,636,308,042.73, 49,182,321,081.79 and 21,168,460,157.80 is: 29,214,979,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636,308,042.73 : 49,182,321,081.79 = 21,168,460,157.80 : x
  2. Step 2: Convert to fraction form
    35,636,308,042.73/49,182,321,081.79 = 21,168,460,157.80/x
  3. Step 3: Cross multiply
    35,636,308,042.73x = 49,182,321,081.79 × 21,168,460,157.80
  4. Step 4: Simplify right side
    35,636,308,042.73x = 1,041,114,004,287,646,859,264
  5. Step 5: Solve for x
    x = 1,041,114,004,287,646,859,264/35,636,308,042.73
  6. Step 6: Final answer
    x = 29,214,979,369.90

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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.