Home / 103,265,302.12-154,841,227.25-70,925,341.48

Finding the Fourth Proportional to 103,265,302.12, 154,841,227.25 and 70,925,341.48

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Solution

The fourth proportional to 103,265,302.12, 154,841,227.25 and 70,925,341.48 is: 106,349,051.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,265,302.12 : 154,841,227.25 = 70,925,341.48 : x
  2. Step 2: Convert to fraction form
    103,265,302.12/154,841,227.25 = 70,925,341.48/x
  3. Step 3: Cross multiply
    103,265,302.12x = 154,841,227.25 × 70,925,341.48
  4. Step 4: Simplify right side
    103,265,302.12x = 10,982,166,916,759,698
  5. Step 5: Solve for x
    x = 10,982,166,916,759,698/103,265,302.12
  6. Step 6: Final answer
    x = 106,349,051.34

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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.