Home / 125,909,838,135.04-188,672,574,187.26-74,757,405,301.29

Finding the Fourth Proportional to 125,909,838,135.04, 188,672,574,187.26 and 74,757,405,301.29

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Solution

The fourth proportional to 125,909,838,135.04, 188,672,574,187.26 and 74,757,405,301.29 is: 112,022,001,669.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,909,838,135.04 : 188,672,574,187.26 = 74,757,405,301.29 : x
  2. Step 2: Convert to fraction form
    125,909,838,135.04/188,672,574,187.26 = 74,757,405,301.29/x
  3. Step 3: Cross multiply
    125,909,838,135.04x = 188,672,574,187.26 × 74,757,405,301.29
  4. Step 4: Simplify right side
    125,909,838,135.04x = 14,104,672,097,754,700,316,672
  5. Step 5: Solve for x
    x = 14,104,672,097,754,700,316,672/125,909,838,135.04
  6. Step 6: Final answer
    x = 112,022,001,669.38

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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.