Home / 210,662,402.40-290,714,593.59-116,583,395.04

Finding the Fourth Proportional to 210,662,402.40, 290,714,593.59 and 116,583,395.04

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Solution

The fourth proportional to 210,662,402.40, 290,714,593.59 and 116,583,395.04 is: 160,885,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,662,402.40 : 290,714,593.59 = 116,583,395.04 : x
  2. Step 2: Convert to fraction form
    210,662,402.40/290,714,593.59 = 116,583,395.04/x
  3. Step 3: Cross multiply
    210,662,402.40x = 290,714,593.59 × 116,583,395.04
  4. Step 4: Simplify right side
    210,662,402.40x = 33,892,494,308,396,020
  5. Step 5: Solve for x
    x = 33,892,494,308,396,020/210,662,402.40
  6. Step 6: Final answer
    x = 160,885,349.84

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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.