Home / 776,499,386.07-1,071,595,595.93-459,231,600.20

Finding the Fourth Proportional to 776,499,386.07, 1,071,595,595.93 and 459,231,600.20

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Solution

The fourth proportional to 776,499,386.07, 1,071,595,595.93 and 459,231,600.20 is: 633,755,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,499,386.07 : 1,071,595,595.93 = 459,231,600.20 : x
  2. Step 2: Convert to fraction form
    776,499,386.07/1,071,595,595.93 = 459,231,600.20/x
  3. Step 3: Cross multiply
    776,499,386.07x = 1,071,595,595.93 × 459,231,600.20
  4. Step 4: Simplify right side
    776,499,386.07x = 492,110,560,291,454,208
  5. Step 5: Solve for x
    x = 492,110,560,291,454,208/776,499,386.07
  6. Step 6: Final answer
    x = 633,755,247.10

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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.