Home / 714,523,295.08-1,071,666,065.54-216,415,382.49

Finding the Fourth Proportional to 714,523,295.08, 1,071,666,065.54 and 216,415,382.49

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Solution

The fourth proportional to 714,523,295.08, 1,071,666,065.54 and 216,415,382.49 is: 324,587,068.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,523,295.08 : 1,071,666,065.54 = 216,415,382.49 : x
  2. Step 2: Convert to fraction form
    714,523,295.08/1,071,666,065.54 = 216,415,382.49/x
  3. Step 3: Cross multiply
    714,523,295.08x = 1,071,666,065.54 × 216,415,382.49
  4. Step 4: Simplify right side
    714,523,295.08x = 231,925,021,472,713,344
  5. Step 5: Solve for x
    x = 231,925,021,472,713,344/714,523,295.08
  6. Step 6: Final answer
    x = 324,587,068.15

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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.