Home / 777,507,610-1,072,982,896.68-429,849,492.88

Finding the Fourth Proportional to 777,507,610, 1,072,982,896.68 and 429,849,492.88

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Solution

The fourth proportional to 777,507,610, 1,072,982,896.68 and 429,849,492.88 is: 593,204,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,507,610 : 1,072,982,896.68 = 429,849,492.88 : x
  2. Step 2: Convert to fraction form
    777,507,610/1,072,982,896.68 = 429,849,492.88/x
  3. Step 3: Cross multiply
    777,507,610x = 1,072,982,896.68 × 429,849,492.88
  4. Step 4: Simplify right side
    777,507,610x = 461,221,154,006,811,392
  5. Step 5: Solve for x
    x = 461,221,154,006,811,392/777,507,610
  6. Step 6: Final answer
    x = 593,204,681.31

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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.