Home / 1,910,799,393.90-2,864,866,499.51-846,643,457.31

Finding the Fourth Proportional to 1,910,799,393.90, 2,864,866,499.51 and 846,643,457.31

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Solution

The fourth proportional to 1,910,799,393.90, 2,864,866,499.51 and 846,643,457.31 is: 1,269,374,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,799,393.90 : 2,864,866,499.51 = 846,643,457.31 : x
  2. Step 2: Convert to fraction form
    1,910,799,393.90/2,864,866,499.51 = 846,643,457.31/x
  3. Step 3: Cross multiply
    1,910,799,393.90x = 2,864,866,499.51 × 846,643,457.31
  4. Step 4: Simplify right side
    1,910,799,393.90x = 2,425,520,477,872,510,464
  5. Step 5: Solve for x
    x = 2,425,520,477,872,510,464/1,910,799,393.90
  6. Step 6: Final answer
    x = 1,269,374,736.89

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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.