Home / 1,779,852,022.40-2,669,778,033.60-1,689,152,758.40

Finding the Fourth Proportional to 1,779,852,022.40, 2,669,778,033.60 and 1,689,152,758.40

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Solution

The fourth proportional to 1,779,852,022.40, 2,669,778,033.60 and 1,689,152,758.40 is: 2,533,729,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,852,022.40 : 2,669,778,033.60 = 1,689,152,758.40 : x
  2. Step 2: Convert to fraction form
    1,779,852,022.40/2,669,778,033.60 = 1,689,152,758.40/x
  3. Step 3: Cross multiply
    1,779,852,022.40x = 2,669,778,033.60 × 1,689,152,758.40
  4. Step 4: Simplify right side
    1,779,852,022.40x = 4,509,662,929,771,167,744
  5. Step 5: Solve for x
    x = 4,509,662,929,771,167,744/1,779,852,022.40
  6. Step 6: Final answer
    x = 2,533,729,137.60

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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.