Home / 141,073,870.09-194,684,347.57-77,496,890.10

Finding the Fourth Proportional to 141,073,870.09, 194,684,347.57 and 77,496,890.10

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Solution

The fourth proportional to 141,073,870.09, 194,684,347.57 and 77,496,890.10 is: 106,947,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,073,870.09 : 194,684,347.57 = 77,496,890.10 : x
  2. Step 2: Convert to fraction form
    141,073,870.09/194,684,347.57 = 77,496,890.10/x
  3. Step 3: Cross multiply
    141,073,870.09x = 194,684,347.57 × 77,496,890.10
  4. Step 4: Simplify right side
    141,073,870.09x = 15,087,431,487,435,006
  5. Step 5: Solve for x
    x = 15,087,431,487,435,006/141,073,870.09
  6. Step 6: Final answer
    x = 106,947,030.50

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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.