Home / 373,248,002.80-559,872,004.20-191,513,551.60

Finding the Fourth Proportional to 373,248,002.80, 559,872,004.20 and 191,513,551.60

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Solution

The fourth proportional to 373,248,002.80, 559,872,004.20 and 191,513,551.60 is: 287,270,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,248,002.80 : 559,872,004.20 = 191,513,551.60 : x
  2. Step 2: Convert to fraction form
    373,248,002.80/559,872,004.20 = 191,513,551.60/x
  3. Step 3: Cross multiply
    373,248,002.80x = 559,872,004.20 × 191,513,551.60
  4. Step 4: Simplify right side
    373,248,002.80x = 107,223,075,965,752,128
  5. Step 5: Solve for x
    x = 107,223,075,965,752,128/373,248,002.80
  6. Step 6: Final answer
    x = 287,270,327.40

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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.