Home / 73,779,851.19-101,825,171.51-42,840,019.56

Finding the Fourth Proportional to 73,779,851.19, 101,825,171.51 and 42,840,019.56

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Solution

The fourth proportional to 73,779,851.19, 101,825,171.51 and 42,840,019.56 is: 59,124,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,779,851.19 : 101,825,171.51 = 42,840,019.56 : x
  2. Step 2: Convert to fraction form
    73,779,851.19/101,825,171.51 = 42,840,019.56/x
  3. Step 3: Cross multiply
    73,779,851.19x = 101,825,171.51 × 42,840,019.56
  4. Step 4: Simplify right side
    73,779,851.19x = 4,362,192,338,974,554.50
  5. Step 5: Solve for x
    x = 4,362,192,338,974,554.50/73,779,851.19
  6. Step 6: Final answer
    x = 59,124,439.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.