Home / 103,321,675.47-154,982,707.61-97,008,156.39

Finding the Fourth Proportional to 103,321,675.47, 154,982,707.61 and 97,008,156.39

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Solution

The fourth proportional to 103,321,675.47, 154,982,707.61 and 97,008,156.39 is: 145,512,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,321,675.47 : 154,982,707.61 = 97,008,156.39 : x
  2. Step 2: Convert to fraction form
    103,321,675.47/154,982,707.61 = 97,008,156.39/x
  3. Step 3: Cross multiply
    103,321,675.47x = 154,982,707.61 × 97,008,156.39
  4. Step 4: Simplify right side
    103,321,675.47x = 15,034,586,737,091,482
  5. Step 5: Solve for x
    x = 15,034,586,737,091,482/103,321,675.47
  6. Step 6: Final answer
    x = 145,512,417.11

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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.