Home / 107,143,533.33-147,889,543.28-69,979,495.11

Finding the Fourth Proportional to 107,143,533.33, 147,889,543.28 and 69,979,495.11

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Solution

The fourth proportional to 107,143,533.33, 147,889,543.28 and 69,979,495.11 is: 96,592,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,143,533.33 : 147,889,543.28 = 69,979,495.11 : x
  2. Step 2: Convert to fraction form
    107,143,533.33/147,889,543.28 = 69,979,495.11/x
  3. Step 3: Cross multiply
    107,143,533.33x = 147,889,543.28 × 69,979,495.11
  4. Step 4: Simplify right side
    107,143,533.33x = 10,349,235,570,432,996
  5. Step 5: Solve for x
    x = 10,349,235,570,432,996/107,143,533.33
  6. Step 6: Final answer
    x = 96,592,255.72

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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.