Home / 916,320,156.80-1,374,480,235.20-334,073,397.20

Finding the Fourth Proportional to 916,320,156.80, 1,374,480,235.20 and 334,073,397.20

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Solution

The fourth proportional to 916,320,156.80, 1,374,480,235.20 and 334,073,397.20 is: 501,110,095.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,320,156.80 : 1,374,480,235.20 = 334,073,397.20 : x
  2. Step 2: Convert to fraction form
    916,320,156.80/1,374,480,235.20 = 334,073,397.20/x
  3. Step 3: Cross multiply
    916,320,156.80x = 1,374,480,235.20 × 334,073,397.20
  4. Step 4: Simplify right side
    916,320,156.80x = 459,177,281,557,519,040
  5. Step 5: Solve for x
    x = 459,177,281,557,519,040/916,320,156.80
  6. Step 6: Final answer
    x = 501,110,095.80

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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.