Home / 615,533,909.76-923,357,624.07-201,012,903.48

Finding the Fourth Proportional to 615,533,909.76, 923,357,624.07 and 201,012,903.48

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Solution

The fourth proportional to 615,533,909.76, 923,357,624.07 and 201,012,903.48 is: 301,537,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,533,909.76 : 923,357,624.07 = 201,012,903.48 : x
  2. Step 2: Convert to fraction form
    615,533,909.76/923,357,624.07 = 201,012,903.48/x
  3. Step 3: Cross multiply
    615,533,909.76x = 923,357,624.07 × 201,012,903.48
  4. Step 4: Simplify right side
    615,533,909.76x = 185,606,796,964,705,024
  5. Step 5: Solve for x
    x = 185,606,796,964,705,024/615,533,909.76
  6. Step 6: Final answer
    x = 301,537,890.96

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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.