Home / 756,243,036.60-1,134,364,554.90-523,790,743.20

Finding the Fourth Proportional to 756,243,036.60, 1,134,364,554.90 and 523,790,743.20

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Solution

The fourth proportional to 756,243,036.60, 1,134,364,554.90 and 523,790,743.20 is: 785,686,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,243,036.60 : 1,134,364,554.90 = 523,790,743.20 : x
  2. Step 2: Convert to fraction form
    756,243,036.60/1,134,364,554.90 = 523,790,743.20/x
  3. Step 3: Cross multiply
    756,243,036.60x = 1,134,364,554.90 × 523,790,743.20
  4. Step 4: Simplify right side
    756,243,036.60x = 594,169,653,270,808,192
  5. Step 5: Solve for x
    x = 594,169,653,270,808,192/756,243,036.60
  6. Step 6: Final answer
    x = 785,686,114.80

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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.