Home / 10,352,544,123.70-15,528,816,185.55-8,514,372,373.30

Finding the Fourth Proportional to 10,352,544,123.70, 15,528,816,185.55 and 8,514,372,373.30

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Solution

The fourth proportional to 10,352,544,123.70, 15,528,816,185.55 and 8,514,372,373.30 is: 12,771,558,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,544,123.70 : 15,528,816,185.55 = 8,514,372,373.30 : x
  2. Step 2: Convert to fraction form
    10,352,544,123.70/15,528,816,185.55 = 8,514,372,373.30/x
  3. Step 3: Cross multiply
    10,352,544,123.70x = 15,528,816,185.55 × 8,514,372,373.30
  4. Step 4: Simplify right side
    10,352,544,123.70x = 132,218,123,520,300,810,240
  5. Step 5: Solve for x
    x = 132,218,123,520,300,810,240/10,352,544,123.70
  6. Step 6: Final answer
    x = 12,771,558,559.95

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Double scale
Find fourth proportional to 10,352,544,124.70, 15,528,816,187.05 and 8,514,372,374.30
Similar ratio
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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.