Home / 68,502,114.56-102,681,243.52-23,048,128.64

Finding the Fourth Proportional to 68,502,114.56, 102,681,243.52 and 23,048,128.64

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Solution

The fourth proportional to 68,502,114.56, 102,681,243.52 and 23,048,128.64 is: 34,547,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,502,114.56 : 102,681,243.52 = 23,048,128.64 : x
  2. Step 2: Convert to fraction form
    68,502,114.56/102,681,243.52 = 23,048,128.64/x
  3. Step 3: Cross multiply
    68,502,114.56x = 102,681,243.52 × 23,048,128.64
  4. Step 4: Simplify right side
    68,502,114.56x = 2,366,610,509,564,126.50
  5. Step 5: Solve for x
    x = 2,366,610,509,564,126.50/68,502,114.56
  6. Step 6: Final answer
    x = 34,547,992.05

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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.