Home / 1,487,245,133.36-2,230,786,967.60-452,025,301.70

Finding the Fourth Proportional to 1,487,245,133.36, 2,230,786,967.60 and 452,025,301.70

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Solution

The fourth proportional to 1,487,245,133.36, 2,230,786,967.60 and 452,025,301.70 is: 678,013,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,245,133.36 : 2,230,786,967.60 = 452,025,301.70 : x
  2. Step 2: Convert to fraction form
    1,487,245,133.36/2,230,786,967.60 = 452,025,301.70/x
  3. Step 3: Cross multiply
    1,487,245,133.36x = 2,230,786,967.60 × 452,025,301.70
  4. Step 4: Simplify right side
    1,487,245,133.36x = 1,008,372,152,057,818,112
  5. Step 5: Solve for x
    x = 1,008,372,152,057,818,112/1,487,245,133.36
  6. Step 6: Final answer
    x = 678,013,415.17

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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.