Home / 1,173,421,760,830.80-1,760,132,641,246.20-816,375,038,168.40

Finding the Fourth Proportional to 1,173,421,760,830.80, 1,760,132,641,246.20 and 816,375,038,168.40

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Solution

The fourth proportional to 1,173,421,760,830.80, 1,760,132,641,246.20 and 816,375,038,168.40 is: 1,224,562,557,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,421,760,830.80 : 1,760,132,641,246.20 = 816,375,038,168.40 : x
  2. Step 2: Convert to fraction form
    1,173,421,760,830.80/1,760,132,641,246.20 = 816,375,038,168.40/x
  3. Step 3: Cross multiply
    1,173,421,760,830.80x = 1,760,132,641,246.20 × 816,375,038,168.40
  4. Step 4: Simplify right side
    1,173,421,760,830.80x = 1,436,928,352,178,813,364,338,688
  5. Step 5: Solve for x
    x = 1,436,928,352,178,813,364,338,688/1,173,421,760,830.80
  6. Step 6: Final answer
    x = 1,224,562,557,252.60

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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.