Home / 471,518,756.59-645,983,001.15-453,846,340.06

Finding the Fourth Proportional to 471,518,756.59, 645,983,001.15 and 453,846,340.06

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Solution

The fourth proportional to 471,518,756.59, 645,983,001.15 and 453,846,340.06 is: 621,771,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,518,756.59 : 645,983,001.15 = 453,846,340.06 : x
  2. Step 2: Convert to fraction form
    471,518,756.59/645,983,001.15 = 453,846,340.06/x
  3. Step 3: Cross multiply
    471,518,756.59x = 645,983,001.15 × 453,846,340.06
  4. Step 4: Simplify right side
    471,518,756.59x = 293,177,020,810,633,024
  5. Step 5: Solve for x
    x = 293,177,020,810,633,024/471,518,756.59
  6. Step 6: Final answer
    x = 621,771,704.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.