Home / 1,820,490,889.14-2,730,737,661.03-440,306,726.22

Finding the Fourth Proportional to 1,820,490,889.14, 2,730,737,661.03 and 440,306,726.22

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Solution

The fourth proportional to 1,820,490,889.14, 2,730,737,661.03 and 440,306,726.22 is: 660,460,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,490,889.14 : 2,730,737,661.03 = 440,306,726.22 : x
  2. Step 2: Convert to fraction form
    1,820,490,889.14/2,730,737,661.03 = 440,306,726.22/x
  3. Step 3: Cross multiply
    1,820,490,889.14x = 2,730,737,661.03 × 440,306,726.22
  4. Step 4: Simplify right side
    1,820,490,889.14x = 1,202,362,159,693,779,456
  5. Step 5: Solve for x
    x = 1,202,362,159,693,779,456/1,820,490,889.14
  6. Step 6: Final answer
    x = 660,460,410.36

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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.