Home / 1,165,426,357.80-1,748,139,536.70-1,111,678,645.80

Finding the Fourth Proportional to 1,165,426,357.80, 1,748,139,536.70 and 1,111,678,645.80

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Solution

The fourth proportional to 1,165,426,357.80, 1,748,139,536.70 and 1,111,678,645.80 is: 1,667,517,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,426,357.80 : 1,748,139,536.70 = 1,111,678,645.80 : x
  2. Step 2: Convert to fraction form
    1,165,426,357.80/1,748,139,536.70 = 1,111,678,645.80/x
  3. Step 3: Cross multiply
    1,165,426,357.80x = 1,748,139,536.70 × 1,111,678,645.80
  4. Step 4: Simplify right side
    1,165,426,357.80x = 1,943,369,392,828,095,488
  5. Step 5: Solve for x
    x = 1,943,369,392,828,095,488/1,165,426,357.80
  6. Step 6: Final answer
    x = 1,667,517,968.70

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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.