Home / 776,126,795.30-1,071,049,528.92-423,702,786.00

Finding the Fourth Proportional to 776,126,795.30, 1,071,049,528.92 and 423,702,786.00

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Solution

The fourth proportional to 776,126,795.30, 1,071,049,528.92 and 423,702,786.00 is: 584,706,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,126,795.30 : 1,071,049,528.92 = 423,702,786.00 : x
  2. Step 2: Convert to fraction form
    776,126,795.30/1,071,049,528.92 = 423,702,786.00/x
  3. Step 3: Cross multiply
    776,126,795.30x = 1,071,049,528.92 × 423,702,786.00
  4. Step 4: Simplify right side
    776,126,795.30x = 453,806,669,353,018,112
  5. Step 5: Solve for x
    x = 453,806,669,353,018,112/776,126,795.30
  6. Step 6: Final answer
    x = 584,706,870.19

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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.