Home / 1,776,261,167.28-2,451,269,439-972,475,258.32

Finding the Fourth Proportional to 1,776,261,167.28, 2,451,269,439 and 972,475,258.32

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Solution

The fourth proportional to 1,776,261,167.28, 2,451,269,439 and 972,475,258.32 is: 1,342,031,748.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,261,167.28 : 2,451,269,439 = 972,475,258.32 : x
  2. Step 2: Convert to fraction form
    1,776,261,167.28/2,451,269,439 = 972,475,258.32/x
  3. Step 3: Cross multiply
    1,776,261,167.28x = 2,451,269,439 × 972,475,258.32
  4. Step 4: Simplify right side
    1,776,261,167.28x = 2,383,798,880,903,446,528
  5. Step 5: Solve for x
    x = 2,383,798,880,903,446,528/1,776,261,167.28
  6. Step 6: Final answer
    x = 1,342,031,748.94

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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.