Home / 129,547,555.44-194,355,366.12-46,557,688.92

Finding the Fourth Proportional to 129,547,555.44, 194,355,366.12 and 46,557,688.92

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Solution

The fourth proportional to 129,547,555.44, 194,355,366.12 and 46,557,688.92 is: 69,848,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,547,555.44 : 194,355,366.12 = 46,557,688.92 : x
  2. Step 2: Convert to fraction form
    129,547,555.44/194,355,366.12 = 46,557,688.92/x
  3. Step 3: Cross multiply
    129,547,555.44x = 194,355,366.12 × 46,557,688.92
  4. Step 4: Simplify right side
    129,547,555.44x = 9,048,736,675,747,668
  5. Step 5: Solve for x
    x = 9,048,736,675,747,668/129,547,555.44
  6. Step 6: Final answer
    x = 69,848,764.38

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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.