Home / 1,492,857,267.40-2,237,643,609.90-523,009,664.20

Finding the Fourth Proportional to 1,492,857,267.40, 2,237,643,609.90 and 523,009,664.20

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Solution

The fourth proportional to 1,492,857,267.40, 2,237,643,609.90 and 523,009,664.20 is: 783,939,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,857,267.40 : 2,237,643,609.90 = 523,009,664.20 : x
  2. Step 2: Convert to fraction form
    1,492,857,267.40/2,237,643,609.90 = 523,009,664.20/x
  3. Step 3: Cross multiply
    1,492,857,267.40x = 2,237,643,609.90 × 523,009,664.20
  4. Step 4: Simplify right side
    1,492,857,267.40x = 1,170,309,233,013,074,944
  5. Step 5: Solve for x
    x = 1,170,309,233,013,074,944/1,492,857,267.40
  6. Step 6: Final answer
    x = 783,939,133.75

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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.