Home / 768,373,792.19-1,152,592,574.74-223,115,326.19

Finding the Fourth Proportional to 768,373,792.19, 1,152,592,574.74 and 223,115,326.19

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Solution

The fourth proportional to 768,373,792.19, 1,152,592,574.74 and 223,115,326.19 is: 334,682,248.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,373,792.19 : 1,152,592,574.74 = 223,115,326.19 : x
  2. Step 2: Convert to fraction form
    768,373,792.19/1,152,592,574.74 = 223,115,326.19/x
  3. Step 3: Cross multiply
    768,373,792.19x = 1,152,592,574.74 × 223,115,326.19
  4. Step 4: Simplify right side
    768,373,792.19x = 257,161,068,277,287,040
  5. Step 5: Solve for x
    x = 257,161,068,277,287,040/768,373,792.19
  6. Step 6: Final answer
    x = 334,682,248.26

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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.