Home / 1,345,189,633.40-2,017,784,450.10-472,776,087.80

Finding the Fourth Proportional to 1,345,189,633.40, 2,017,784,450.10 and 472,776,087.80

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Solution

The fourth proportional to 1,345,189,633.40, 2,017,784,450.10 and 472,776,087.80 is: 709,164,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,189,633.40 : 2,017,784,450.10 = 472,776,087.80 : x
  2. Step 2: Convert to fraction form
    1,345,189,633.40/2,017,784,450.10 = 472,776,087.80/x
  3. Step 3: Cross multiply
    1,345,189,633.40x = 2,017,784,450.10 × 472,776,087.80
  4. Step 4: Simplify right side
    1,345,189,633.40x = 953,960,238,341,952,256
  5. Step 5: Solve for x
    x = 953,960,238,341,952,256/1,345,189,633.40
  6. Step 6: Final answer
    x = 709,164,131.70

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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.