Home / 1,298,631,502.83-1,792,063,462.33-703,903,218.17

Finding the Fourth Proportional to 1,298,631,502.83, 1,792,063,462.33 and 703,903,218.17

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Solution

The fourth proportional to 1,298,631,502.83, 1,792,063,462.33 and 703,903,218.17 is: 971,360,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,631,502.83 : 1,792,063,462.33 = 703,903,218.17 : x
  2. Step 2: Convert to fraction form
    1,298,631,502.83/1,792,063,462.33 = 703,903,218.17/x
  3. Step 3: Cross multiply
    1,298,631,502.83x = 1,792,063,462.33 × 703,903,218.17
  4. Step 4: Simplify right side
    1,298,631,502.83x = 1,261,439,238,295,440,128
  5. Step 5: Solve for x
    x = 1,261,439,238,295,440,128/1,298,631,502.83
  6. Step 6: Final answer
    x = 971,360,417.14

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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.