Home / 1,078,950,101.26-1,488,935,293.80-602,647,421.14

Finding the Fourth Proportional to 1,078,950,101.26, 1,488,935,293.80 and 602,647,421.14

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Solution

The fourth proportional to 1,078,950,101.26, 1,488,935,293.80 and 602,647,421.14 is: 831,644,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,950,101.26 : 1,488,935,293.80 = 602,647,421.14 : x
  2. Step 2: Convert to fraction form
    1,078,950,101.26/1,488,935,293.80 = 602,647,421.14/x
  3. Step 3: Cross multiply
    1,078,950,101.26x = 1,488,935,293.80 × 602,647,421.14
  4. Step 4: Simplify right side
    1,078,950,101.26x = 897,303,015,052,898,176
  5. Step 5: Solve for x
    x = 897,303,015,052,898,176/1,078,950,101.26
  6. Step 6: Final answer
    x = 831,644,590.43

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Double scale
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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.