Home / 575,204,118.72-793,929,322.08-355,061,048.64

Finding the Fourth Proportional to 575,204,118.72, 793,929,322.08 and 355,061,048.64

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Solution

The fourth proportional to 575,204,118.72, 793,929,322.08 and 355,061,048.64 is: 490,075,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,204,118.72 : 793,929,322.08 = 355,061,048.64 : x
  2. Step 2: Convert to fraction form
    575,204,118.72/793,929,322.08 = 355,061,048.64/x
  3. Step 3: Cross multiply
    575,204,118.72x = 793,929,322.08 × 355,061,048.64
  4. Step 4: Simplify right side
    575,204,118.72x = 281,893,377,643,769,120
  5. Step 5: Solve for x
    x = 281,893,377,643,769,120/575,204,118.72
  6. Step 6: Final answer
    x = 490,075,381.02

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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.