Home / 9,986,393,854.32-13,775,998,688.73-6,174,698,358.48

Finding the Fourth Proportional to 9,986,393,854.32, 13,775,998,688.73 and 6,174,698,358.48

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Solution

The fourth proportional to 9,986,393,854.32, 13,775,998,688.73 and 6,174,698,358.48 is: 8,517,853,164.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,393,854.32 : 13,775,998,688.73 = 6,174,698,358.48 : x
  2. Step 2: Convert to fraction form
    9,986,393,854.32/13,775,998,688.73 = 6,174,698,358.48/x
  3. Step 3: Cross multiply
    9,986,393,854.32x = 13,775,998,688.73 × 6,174,698,358.48
  4. Step 4: Simplify right side
    9,986,393,854.32x = 85,062,636,489,723,756,544
  5. Step 5: Solve for x
    x = 85,062,636,489,723,756,544/9,986,393,854.32
  6. Step 6: Final answer
    x = 8,517,853,164.08

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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.