Home / 28,756,698,558.60-43,139,825,412.30-11,308,996,849.80

Finding the Fourth Proportional to 28,756,698,558.60, 43,139,825,412.30 and 11,308,996,849.80

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Solution

The fourth proportional to 28,756,698,558.60, 43,139,825,412.30 and 11,308,996,849.80 is: 16,965,374,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,756,698,558.60 : 43,139,825,412.30 = 11,308,996,849.80 : x
  2. Step 2: Convert to fraction form
    28,756,698,558.60/43,139,825,412.30 = 11,308,996,849.80/x
  3. Step 3: Cross multiply
    28,756,698,558.60x = 43,139,825,412.30 × 11,308,996,849.80
  4. Step 4: Simplify right side
    28,756,698,558.60x = 487,868,149,688,622,710,784
  5. Step 5: Solve for x
    x = 487,868,149,688,622,710,784/28,756,698,558.60
  6. Step 6: Final answer
    x = 16,965,374,126.46

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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.