Home / 286,036,926.90-429,056,836.59-89,283,847.05

Finding the Fourth Proportional to 286,036,926.90, 429,056,836.59 and 89,283,847.05

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Solution

The fourth proportional to 286,036,926.90, 429,056,836.59 and 89,283,847.05 is: 133,926,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,036,926.90 : 429,056,836.59 = 89,283,847.05 : x
  2. Step 2: Convert to fraction form
    286,036,926.90/429,056,836.59 = 89,283,847.05/x
  3. Step 3: Cross multiply
    286,036,926.90x = 429,056,836.59 × 89,283,847.05
  4. Step 4: Simplify right side
    286,036,926.90x = 38,307,844,973,858,400
  5. Step 5: Solve for x
    x = 38,307,844,973,858,400/286,036,926.90
  6. Step 6: Final answer
    x = 133,926,222.01

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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.