Home / 1,026,263,841.90-1,416,349,659.12-624,406,119.72

Finding the Fourth Proportional to 1,026,263,841.90, 1,416,349,659.12 and 624,406,119.72

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Solution

The fourth proportional to 1,026,263,841.90, 1,416,349,659.12 and 624,406,119.72 is: 861,744,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,263,841.90 : 1,416,349,659.12 = 624,406,119.72 : x
  2. Step 2: Convert to fraction form
    1,026,263,841.90/1,416,349,659.12 = 624,406,119.72/x
  3. Step 3: Cross multiply
    1,026,263,841.90x = 1,416,349,659.12 × 624,406,119.72
  4. Step 4: Simplify right side
    1,026,263,841.90x = 884,377,394,817,863,936
  5. Step 5: Solve for x
    x = 884,377,394,817,863,936/1,026,263,841.90
  6. Step 6: Final answer
    x = 861,744,669.07

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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.