Home / 107,645,516.10-161,358,049.35-52,974,015.30

Finding the Fourth Proportional to 107,645,516.10, 161,358,049.35 and 52,974,015.30

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Solution

The fourth proportional to 107,645,516.10, 161,358,049.35 and 52,974,015.30 is: 79,406,779.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,645,516.10 : 161,358,049.35 = 52,974,015.30 : x
  2. Step 2: Convert to fraction form
    107,645,516.10/161,358,049.35 = 52,974,015.30/x
  3. Step 3: Cross multiply
    107,645,516.10x = 161,358,049.35 × 52,974,015.30
  4. Step 4: Simplify right side
    107,645,516.10x = 8,547,783,775,045,054
  5. Step 5: Solve for x
    x = 8,547,783,775,045,054/107,645,516.10
  6. Step 6: Final answer
    x = 79,406,779.63

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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.