Home / 830,717,916.64-1,146,743,707.26-517,606,831.96

Finding the Fourth Proportional to 830,717,916.64, 1,146,743,707.26 and 517,606,831.96

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Solution

The fourth proportional to 830,717,916.64, 1,146,743,707.26 and 517,606,831.96 is: 714,517,365.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,717,916.64 : 1,146,743,707.26 = 517,606,831.96 : x
  2. Step 2: Convert to fraction form
    830,717,916.64/1,146,743,707.26 = 517,606,831.96/x
  3. Step 3: Cross multiply
    830,717,916.64x = 1,146,743,707.26 × 517,606,831.96
  4. Step 4: Simplify right side
    830,717,916.64x = 593,562,377,384,914,176
  5. Step 5: Solve for x
    x = 593,562,377,384,914,176/830,717,916.64
  6. Step 6: Final answer
    x = 714,517,365.64

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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.