Home / 463,850,359.22-640,113,907.56-255,010,055.06

Finding the Fourth Proportional to 463,850,359.22, 640,113,907.56 and 255,010,055.06

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Solution

The fourth proportional to 463,850,359.22, 640,113,907.56 and 255,010,055.06 is: 351,914,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,850,359.22 : 640,113,907.56 = 255,010,055.06 : x
  2. Step 2: Convert to fraction form
    463,850,359.22/640,113,907.56 = 255,010,055.06/x
  3. Step 3: Cross multiply
    463,850,359.22x = 640,113,907.56 × 255,010,055.06
  4. Step 4: Simplify right side
    463,850,359.22x = 163,235,482,811,547,328
  5. Step 5: Solve for x
    x = 163,235,482,811,547,328/463,850,359.22
  6. Step 6: Final answer
    x = 351,914,102.40

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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.