Home / 42,163,897,509.05-63,243,618,783.78-13,830,096,782.28

Finding the Fourth Proportional to 42,163,897,509.05, 63,243,618,783.78 and 13,830,096,782.28

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Solution

The fourth proportional to 42,163,897,509.05, 63,243,618,783.78 and 13,830,096,782.28 is: 20,744,414,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163,897,509.05 : 63,243,618,783.78 = 13,830,096,782.28 : x
  2. Step 2: Convert to fraction form
    42,163,897,509.05/63,243,618,783.78 = 13,830,096,782.28/x
  3. Step 3: Cross multiply
    42,163,897,509.05x = 63,243,618,783.78 × 13,830,096,782.28
  4. Step 4: Simplify right side
    42,163,897,509.05x = 874,665,368,641,229,684,736
  5. Step 5: Solve for x
    x = 874,665,368,641,229,684,736/42,163,897,509.05
  6. Step 6: Final answer
    x = 20,744,414,542.17

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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.