Home / 742,674,401.80-1,114,011,602.70-197,415,935.80

Finding the Fourth Proportional to 742,674,401.80, 1,114,011,602.70 and 197,415,935.80

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Solution

The fourth proportional to 742,674,401.80, 1,114,011,602.70 and 197,415,935.80 is: 296,123,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,674,401.80 : 1,114,011,602.70 = 197,415,935.80 : x
  2. Step 2: Convert to fraction form
    742,674,401.80/1,114,011,602.70 = 197,415,935.80/x
  3. Step 3: Cross multiply
    742,674,401.80x = 1,114,011,602.70 × 197,415,935.80
  4. Step 4: Simplify right side
    742,674,401.80x = 219,923,643,039,078,336
  5. Step 5: Solve for x
    x = 219,923,643,039,078,336/742,674,401.80
  6. Step 6: Final answer
    x = 296,123,903.70

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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.