Home / 733,680,953.94-1,012,484,119.56-399,155,876.16

Finding the Fourth Proportional to 733,680,953.94, 1,012,484,119.56 and 399,155,876.16

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Solution

The fourth proportional to 733,680,953.94, 1,012,484,119.56 and 399,155,876.16 is: 550,837,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,680,953.94 : 1,012,484,119.56 = 399,155,876.16 : x
  2. Step 2: Convert to fraction form
    733,680,953.94/1,012,484,119.56 = 399,155,876.16/x
  3. Step 3: Cross multiply
    733,680,953.94x = 1,012,484,119.56 × 399,155,876.16
  4. Step 4: Simplify right side
    733,680,953.94x = 404,138,985,841,057,984
  5. Step 5: Solve for x
    x = 404,138,985,841,057,984/733,680,953.94
  6. Step 6: Final answer
    x = 550,837,504.60

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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.