Home / 511,201,335.10-766,802,002.65-306,624,106.30

Finding the Fourth Proportional to 511,201,335.10, 766,802,002.65 and 306,624,106.30

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Solution

The fourth proportional to 511,201,335.10, 766,802,002.65 and 306,624,106.30 is: 459,936,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,201,335.10 : 766,802,002.65 = 306,624,106.30 : x
  2. Step 2: Convert to fraction form
    511,201,335.10/766,802,002.65 = 306,624,106.30/x
  3. Step 3: Cross multiply
    511,201,335.10x = 766,802,002.65 × 306,624,106.30
  4. Step 4: Simplify right side
    511,201,335.10x = 235,119,978,771,606,496
  5. Step 5: Solve for x
    x = 235,119,978,771,606,496/511,201,335.10
  6. Step 6: Final answer
    x = 459,936,159.45

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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.