Home / 1,019,046,656.70-1,526,302,503.45-837,648,128.70

Finding the Fourth Proportional to 1,019,046,656.70, 1,526,302,503.45 and 837,648,128.70

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Solution

The fourth proportional to 1,019,046,656.70, 1,526,302,503.45 and 837,648,128.70 is: 1,254,608,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,046,656.70 : 1,526,302,503.45 = 837,648,128.70 : x
  2. Step 2: Convert to fraction form
    1,019,046,656.70/1,526,302,503.45 = 837,648,128.70/x
  3. Step 3: Cross multiply
    1,019,046,656.70x = 1,526,302,503.45 × 837,648,128.70
  4. Step 4: Simplify right side
    1,019,046,656.70x = 1,278,504,435,845,017,856
  5. Step 5: Solve for x
    x = 1,278,504,435,845,017,856/1,019,046,656.70
  6. Step 6: Final answer
    x = 1,254,608,341.47

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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.