Home / 1,169,804,711.40-1,754,281,914.30-393,475,698.60

Finding the Fourth Proportional to 1,169,804,711.40, 1,754,281,914.30 and 393,475,698.60

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Solution

The fourth proportional to 1,169,804,711.40, 1,754,281,914.30 and 393,475,698.60 is: 590,070,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,804,711.40 : 1,754,281,914.30 = 393,475,698.60 : x
  2. Step 2: Convert to fraction form
    1,169,804,711.40/1,754,281,914.30 = 393,475,698.60/x
  3. Step 3: Cross multiply
    1,169,804,711.40x = 1,754,281,914.30 × 393,475,698.60
  4. Step 4: Simplify right side
    1,169,804,711.40x = 690,267,301,770,537,856
  5. Step 5: Solve for x
    x = 690,267,301,770,537,856/1,169,804,711.40
  6. Step 6: Final answer
    x = 590,070,543.44

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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.