Home / 724,964,372,370.16-1,087,147,366,873.80-247,472,130,673.78

Finding the Fourth Proportional to 724,964,372,370.16, 1,087,147,366,873.80 and 247,472,130,673.78

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Solution

The fourth proportional to 724,964,372,370.16, 1,087,147,366,873.80 and 247,472,130,673.78 is: 371,106,064,642.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,964,372,370.16 : 1,087,147,366,873.80 = 247,472,130,673.78 : x
  2. Step 2: Convert to fraction form
    724,964,372,370.16/1,087,147,366,873.80 = 247,472,130,673.78/x
  3. Step 3: Cross multiply
    724,964,372,370.16x = 1,087,147,366,873.80 × 247,472,130,673.78
  4. Step 4: Simplify right side
    724,964,372,370.16x = 269,038,675,236,648,900,362,240
  5. Step 5: Solve for x
    x = 269,038,675,236,648,900,362,240/724,964,372,370.16
  6. Step 6: Final answer
    x = 371,106,064,642.97

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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.