Home / 784,559,632.32-1,082,692,241.28-454,726,091.52

Finding the Fourth Proportional to 784,559,632.32, 1,082,692,241.28 and 454,726,091.52

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Solution

The fourth proportional to 784,559,632.32, 1,082,692,241.28 and 454,726,091.52 is: 627,521,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,559,632.32 : 1,082,692,241.28 = 454,726,091.52 : x
  2. Step 2: Convert to fraction form
    784,559,632.32/1,082,692,241.28 = 454,726,091.52/x
  3. Step 3: Cross multiply
    784,559,632.32x = 1,082,692,241.28 × 454,726,091.52
  4. Step 4: Simplify right side
    784,559,632.32x = 492,328,411,196,283,200
  5. Step 5: Solve for x
    x = 492,328,411,196,283,200/784,559,632.32
  6. Step 6: Final answer
    x = 627,521,976.55

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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.