Home / 1,161,725,311.20-1,742,587,966.80-1,154,922,866.40

Finding the Fourth Proportional to 1,161,725,311.20, 1,742,587,966.80 and 1,154,922,866.40

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Solution

The fourth proportional to 1,161,725,311.20, 1,742,587,966.80 and 1,154,922,866.40 is: 1,732,384,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,725,311.20 : 1,742,587,966.80 = 1,154,922,866.40 : x
  2. Step 2: Convert to fraction form
    1,161,725,311.20/1,742,587,966.80 = 1,154,922,866.40/x
  3. Step 3: Cross multiply
    1,161,725,311.20x = 1,742,587,966.80 × 1,154,922,866.40
  4. Step 4: Simplify right side
    1,161,725,311.20x = 2,012,554,689,570,804,224
  5. Step 5: Solve for x
    x = 2,012,554,689,570,804,224/1,161,725,311.20
  6. Step 6: Final answer
    x = 1,732,384,299.60

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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.