Home / 105,175,072.40-157,762,608.60-48,551,968.40

Finding the Fourth Proportional to 105,175,072.40, 157,762,608.60 and 48,551,968.40

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Solution

The fourth proportional to 105,175,072.40, 157,762,608.60 and 48,551,968.40 is: 72,827,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,175,072.40 : 157,762,608.60 = 48,551,968.40 : x
  2. Step 2: Convert to fraction form
    105,175,072.40/157,762,608.60 = 48,551,968.40/x
  3. Step 3: Cross multiply
    105,175,072.40x = 157,762,608.60 × 48,551,968.40
  4. Step 4: Simplify right side
    105,175,072.40x = 7,659,685,187,448,768
  5. Step 5: Solve for x
    x = 7,659,685,187,448,768/105,175,072.40
  6. Step 6: Final answer
    x = 72,827,952.60

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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.