Home / 215,812,927.14-323,825,681.34-100,780,751.22

Finding the Fourth Proportional to 215,812,927.14, 323,825,681.34 and 100,780,751.22

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Solution

The fourth proportional to 215,812,927.14, 323,825,681.34 and 100,780,751.22 is: 151,220,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,812,927.14 : 323,825,681.34 = 100,780,751.22 : x
  2. Step 2: Convert to fraction form
    215,812,927.14/323,825,681.34 = 100,780,751.22/x
  3. Step 3: Cross multiply
    215,812,927.14x = 323,825,681.34 × 100,780,751.22
  4. Step 4: Simplify right side
    215,812,927.14x = 32,635,395,429,773,532
  5. Step 5: Solve for x
    x = 32,635,395,429,773,532/215,812,927.14
  6. Step 6: Final answer
    x = 151,220,762.64

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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.