Home / 219,128,277.70-328,667,533.35-57,586,543.30

Finding the Fourth Proportional to 219,128,277.70, 328,667,533.35 and 57,586,543.30

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Solution

The fourth proportional to 219,128,277.70, 328,667,533.35 and 57,586,543.30 is: 86,373,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,128,277.70 : 328,667,533.35 = 57,586,543.30 : x
  2. Step 2: Convert to fraction form
    219,128,277.70/328,667,533.35 = 57,586,543.30/x
  3. Step 3: Cross multiply
    219,128,277.70x = 328,667,533.35 × 57,586,543.30
  4. Step 4: Simplify right side
    219,128,277.70x = 18,926,827,140,563,968
  5. Step 5: Solve for x
    x = 18,926,827,140,563,968/219,128,277.70
  6. Step 6: Final answer
    x = 86,373,275.69

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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.