Home / 19,320,157,403,507-28,978,088,142,638-6,914,092,834,304.20

Finding the Fourth Proportional to 19,320,157,403,507, 28,978,088,142,638 and 6,914,092,834,304.20

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Solution

The fourth proportional to 19,320,157,403,507, 28,978,088,142,638 and 6,914,092,834,304.20 is: 10,370,370,561,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320,157,403,507 : 28,978,088,142,638 = 6,914,092,834,304.20 : x
  2. Step 2: Convert to fraction form
    19,320,157,403,507/28,978,088,142,638 = 6,914,092,834,304.20/x
  3. Step 3: Cross multiply
    19,320,157,403,507x = 28,978,088,142,638 × 6,914,092,834,304.20
  4. Step 4: Simplify right side
    19,320,157,403,507x = 200,357,191,578,848,895,304,728,576
  5. Step 5: Solve for x
    x = 200,357,191,578,848,895,304,728,576/19,320,157,403,507
  6. Step 6: Final answer
    x = 10,370,370,561,395.12

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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.