Home / 90,227,958.64-124,511,361.01-51,068,894.40

Finding the Fourth Proportional to 90,227,958.64, 124,511,361.01 and 51,068,894.40

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Solution

The fourth proportional to 90,227,958.64, 124,511,361.01 and 51,068,894.40 is: 70,473,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227,958.64 : 124,511,361.01 = 51,068,894.40 : x
  2. Step 2: Convert to fraction form
    90,227,958.64/124,511,361.01 = 51,068,894.40/x
  3. Step 3: Cross multiply
    90,227,958.64x = 124,511,361.01 × 51,068,894.40
  4. Step 4: Simplify right side
    90,227,958.64x = 6,358,657,547,179,813
  5. Step 5: Solve for x
    x = 6,358,657,547,179,813/90,227,958.64
  6. Step 6: Final answer
    x = 70,473,250.68

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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.