Home / 202,095,181.77-278,894,983.74-118,523,588.10

Finding the Fourth Proportional to 202,095,181.77, 278,894,983.74 and 118,523,588.10

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Solution

The fourth proportional to 202,095,181.77, 278,894,983.74 and 118,523,588.10 is: 163,564,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,095,181.77 : 278,894,983.74 = 118,523,588.10 : x
  2. Step 2: Convert to fraction form
    202,095,181.77/278,894,983.74 = 118,523,588.10/x
  3. Step 3: Cross multiply
    202,095,181.77x = 278,894,983.74 × 118,523,588.10
  4. Step 4: Simplify right side
    202,095,181.77x = 33,055,634,175,955,956
  5. Step 5: Solve for x
    x = 33,055,634,175,955,956/202,095,181.77
  6. Step 6: Final answer
    x = 163,564,682.18

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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.