Home / 28,884,100,646.46-39,860,105,783.77-16,023,740,938.66

Finding the Fourth Proportional to 28,884,100,646.46, 39,860,105,783.77 and 16,023,740,938.66

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Solution

The fourth proportional to 28,884,100,646.46, 39,860,105,783.77 and 16,023,740,938.66 is: 22,112,788,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,100,646.46 : 39,860,105,783.77 = 16,023,740,938.66 : x
  2. Step 2: Convert to fraction form
    28,884,100,646.46/39,860,105,783.77 = 16,023,740,938.66/x
  3. Step 3: Cross multiply
    28,884,100,646.46x = 39,860,105,783.77 × 16,023,740,938.66
  4. Step 4: Simplify right side
    28,884,100,646.46x = 638,708,008,866,713,567,232
  5. Step 5: Solve for x
    x = 638,708,008,866,713,567,232/28,884,100,646.46
  6. Step 6: Final answer
    x = 22,112,788,508.96

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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.