Home / 1,435,706,069.59-1,981,283,013.20-800,666,653.19

Finding the Fourth Proportional to 1,435,706,069.59, 1,981,283,013.20 and 800,666,653.19

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Solution

The fourth proportional to 1,435,706,069.59, 1,981,283,013.20 and 800,666,653.19 is: 1,104,924,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,706,069.59 : 1,981,283,013.20 = 800,666,653.19 : x
  2. Step 2: Convert to fraction form
    1,435,706,069.59/1,981,283,013.20 = 800,666,653.19/x
  3. Step 3: Cross multiply
    1,435,706,069.59x = 1,981,283,013.20 × 800,666,653.19
  4. Step 4: Simplify right side
    1,435,706,069.59x = 1,586,347,239,197,039,360
  5. Step 5: Solve for x
    x = 1,586,347,239,197,039,360/1,435,706,069.59
  6. Step 6: Final answer
    x = 1,104,924,798.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.