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Finding the Fourth Proportional to 35,316,160.80, 49,555,999.20 and 35,316,160.80

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Solution

The fourth proportional to 35,316,160.80, 49,555,999.20 and 35,316,160.80 is: 49,555,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,316,160.80 : 49,555,999.20 = 35,316,160.80 : x
  2. Step 2: Convert to fraction form
    35,316,160.80/49,555,999.20 = 35,316,160.80/x
  3. Step 3: Cross multiply
    35,316,160.80x = 49,555,999.20 × 35,316,160.80
  4. Step 4: Simplify right side
    35,316,160.80x = 1,750,127,636,351,871.25
  5. Step 5: Solve for x
    x = 1,750,127,636,351,871.25/35,316,160.80
  6. Step 6: Final answer
    x = 49,555,999.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.