Home / 105,722,349.10-158,583,523.65-98,547,895.60

Finding the Fourth Proportional to 105,722,349.10, 158,583,523.65 and 98,547,895.60

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Solution

The fourth proportional to 105,722,349.10, 158,583,523.65 and 98,547,895.60 is: 147,821,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,722,349.10 : 158,583,523.65 = 98,547,895.60 : x
  2. Step 2: Convert to fraction form
    105,722,349.10/158,583,523.65 = 98,547,895.60/x
  3. Step 3: Cross multiply
    105,722,349.10x = 158,583,523.65 × 98,547,895.60
  4. Step 4: Simplify right side
    105,722,349.10x = 15,628,072,532,540,330
  5. Step 5: Solve for x
    x = 15,628,072,532,540,330/105,722,349.10
  6. Step 6: Final answer
    x = 147,821,843.40

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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.