Home / 28,054,134,116.76-38,703,929,021.10-16,011,813,326.52

Finding the Fourth Proportional to 28,054,134,116.76, 38,703,929,021.10 and 16,011,813,326.52

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Solution

The fourth proportional to 28,054,134,116.76, 38,703,929,021.10 and 16,011,813,326.52 is: 22,090,151,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054,134,116.76 : 38,703,929,021.10 = 16,011,813,326.52 : x
  2. Step 2: Convert to fraction form
    28,054,134,116.76/38,703,929,021.10 = 16,011,813,326.52/x
  3. Step 3: Cross multiply
    28,054,134,116.76x = 38,703,929,021.10 × 16,011,813,326.52
  4. Step 4: Simplify right side
    28,054,134,116.76x = 619,720,086,488,733,188,096
  5. Step 5: Solve for x
    x = 619,720,086,488,733,188,096/28,054,134,116.76
  6. Step 6: Final answer
    x = 22,090,151,986.49

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Double scale
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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.