Home / 1,759,297,641.84-2,637,666,976.68-826,139,642.58

Finding the Fourth Proportional to 1,759,297,641.84, 2,637,666,976.68 and 826,139,642.58

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Solution

The fourth proportional to 1,759,297,641.84, 2,637,666,976.68 and 826,139,642.58 is: 1,238,608,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,297,641.84 : 2,637,666,976.68 = 826,139,642.58 : x
  2. Step 2: Convert to fraction form
    1,759,297,641.84/2,637,666,976.68 = 826,139,642.58/x
  3. Step 3: Cross multiply
    1,759,297,641.84x = 2,637,666,976.68 × 826,139,642.58
  4. Step 4: Simplify right side
    1,759,297,641.84x = 2,179,081,253,359,484,416
  5. Step 5: Solve for x
    x = 2,179,081,253,359,484,416/1,759,297,641.84
  6. Step 6: Final answer
    x = 1,238,608,636.50

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1.5x scale

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.