Home / 105,722,348.10-158,583,522.15-98,547,894.60

Finding the Fourth Proportional to 105,722,348.10, 158,583,522.15 and 98,547,894.60

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Solution

The fourth proportional to 105,722,348.10, 158,583,522.15 and 98,547,894.60 is: 147,821,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,722,348.10 : 158,583,522.15 = 98,547,894.60 : x
  2. Step 2: Convert to fraction form
    105,722,348.10/158,583,522.15 = 98,547,894.60/x
  3. Step 3: Cross multiply
    105,722,348.10x = 158,583,522.15 × 98,547,894.60
  4. Step 4: Simplify right side
    105,722,348.10x = 15,628,072,226,134,966
  5. Step 5: Solve for x
    x = 15,628,072,226,134,966/105,722,348.10
  6. Step 6: Final answer
    x = 147,821,841.90

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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.