Home / 918,668,952,011.70-1,378,003,428,017.50-794,834,223,563.70

Finding the Fourth Proportional to 918,668,952,011.70, 1,378,003,428,017.50 and 794,834,223,563.70

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Solution

The fourth proportional to 918,668,952,011.70, 1,378,003,428,017.50 and 794,834,223,563.70 is: 1,192,251,335,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,668,952,011.70 : 1,378,003,428,017.50 = 794,834,223,563.70 : x
  2. Step 2: Convert to fraction form
    918,668,952,011.70/1,378,003,428,017.50 = 794,834,223,563.70/x
  3. Step 3: Cross multiply
    918,668,952,011.70x = 1,378,003,428,017.50 × 794,834,223,563.70
  4. Step 4: Simplify right side
    918,668,952,011.70x = 1,095,284,284,776,406,514,139,136
  5. Step 5: Solve for x
    x = 1,095,284,284,776,406,514,139,136/918,668,952,011.70
  6. Step 6: Final answer
    x = 1,192,251,335,345.51

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Double scale
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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.