Home / 297,920,091.56-411,123,284.10-172,477,576.94

Finding the Fourth Proportional to 297,920,091.56, 411,123,284.10 and 172,477,576.94

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Solution

The fourth proportional to 297,920,091.56, 411,123,284.10 and 172,477,576.94 is: 238,015,326.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,920,091.56 : 411,123,284.10 = 172,477,576.94 : x
  2. Step 2: Convert to fraction form
    297,920,091.56/411,123,284.10 = 172,477,576.94/x
  3. Step 3: Cross multiply
    297,920,091.56x = 411,123,284.10 × 172,477,576.94
  4. Step 4: Simplify right side
    297,920,091.56x = 70,909,547,863,127,616
  5. Step 5: Solve for x
    x = 70,909,547,863,127,616/297,920,091.56
  6. Step 6: Final answer
    x = 238,015,326.50

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1.5x scale

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.