Home / 441,881,810.28-662,072,650.56-266,636,628.72

Finding the Fourth Proportional to 441,881,810.28, 662,072,650.56 and 266,636,628.72

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Solution

The fourth proportional to 441,881,810.28, 662,072,650.56 and 266,636,628.72 is: 399,502,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,881,810.28 : 662,072,650.56 = 266,636,628.72 : x
  2. Step 2: Convert to fraction form
    441,881,810.28/662,072,650.56 = 266,636,628.72/x
  3. Step 3: Cross multiply
    441,881,810.28x = 662,072,650.56 × 266,636,628.72
  4. Step 4: Simplify right side
    441,881,810.28x = 176,532,819,513,032,992
  5. Step 5: Solve for x
    x = 176,532,819,513,032,992/441,881,810.28
  6. Step 6: Final answer
    x = 399,502,345.21

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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.