Home / 537,389,986.12-741,827,007.66-361,280,118.76

Finding the Fourth Proportional to 537,389,986.12, 741,827,007.66 and 361,280,118.76

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Solution

The fourth proportional to 537,389,986.12, 741,827,007.66 and 361,280,118.76 is: 498,720,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,389,986.12 : 741,827,007.66 = 361,280,118.76 : x
  2. Step 2: Convert to fraction form
    537,389,986.12/741,827,007.66 = 361,280,118.76/x
  3. Step 3: Cross multiply
    537,389,986.12x = 741,827,007.66 × 361,280,118.76
  4. Step 4: Simplify right side
    537,389,986.12x = 268,007,349,426,780,224
  5. Step 5: Solve for x
    x = 268,007,349,426,780,224/537,389,986.12
  6. Step 6: Final answer
    x = 498,720,401.10

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Double scale
Find fourth proportional to 537,389,987.12, 741,827,009.04 and 361,280,119.76
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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.