Home / 8,459,421,419.36-12,681,242,887.26-2,859,462,191.36

Finding the Fourth Proportional to 8,459,421,419.36, 12,681,242,887.26 and 2,859,462,191.36

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Solution

The fourth proportional to 8,459,421,419.36, 12,681,242,887.26 and 2,859,462,191.36 is: 4,286,526,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459,421,419.36 : 12,681,242,887.26 = 2,859,462,191.36 : x
  2. Step 2: Convert to fraction form
    8,459,421,419.36/12,681,242,887.26 = 2,859,462,191.36/x
  3. Step 3: Cross multiply
    8,459,421,419.36x = 12,681,242,887.26 × 2,859,462,191.36
  4. Step 4: Simplify right side
    8,459,421,419.36x = 36,261,534,575,572,893,696
  5. Step 5: Solve for x
    x = 36,261,534,575,572,893,696/8,459,421,419.36
  6. Step 6: Final answer
    x = 4,286,526,557.55

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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.