Home / 736,731,261.98-1,016,692,388.82-406,709,112.86

Finding the Fourth Proportional to 736,731,261.98, 1,016,692,388.82 and 406,709,112.86

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Solution

The fourth proportional to 736,731,261.98, 1,016,692,388.82 and 406,709,112.86 is: 561,260,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,731,261.98 : 1,016,692,388.82 = 406,709,112.86 : x
  2. Step 2: Convert to fraction form
    736,731,261.98/1,016,692,388.82 = 406,709,112.86/x
  3. Step 3: Cross multiply
    736,731,261.98x = 1,016,692,388.82 × 406,709,112.86
  4. Step 4: Simplify right side
    736,731,261.98x = 413,498,059,508,496,448
  5. Step 5: Solve for x
    x = 413,498,059,508,496,448/736,731,261.98
  6. Step 6: Final answer
    x = 561,260,368.40

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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.