Home / 485,798,987,592.06-670,423,676,491.73-269,025,182,133.57

Finding the Fourth Proportional to 485,798,987,592.06, 670,423,676,491.73 and 269,025,182,133.57

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Solution

The fourth proportional to 485,798,987,592.06, 670,423,676,491.73 and 269,025,182,133.57 is: 371,266,421,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,798,987,592.06 : 670,423,676,491.73 = 269,025,182,133.57 : x
  2. Step 2: Convert to fraction form
    485,798,987,592.06/670,423,676,491.73 = 269,025,182,133.57/x
  3. Step 3: Cross multiply
    485,798,987,592.06x = 670,423,676,491.73 × 269,025,182,133.57
  4. Step 4: Simplify right side
    485,798,987,592.06x = 180,360,851,674,845,277,061,120
  5. Step 5: Solve for x
    x = 180,360,851,674,845,277,061,120/485,798,987,592.06
  6. Step 6: Final answer
    x = 371,266,421,465.46

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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.