Home / 917,732,117.74-1,266,470,504.72-500,044,403.02

Finding the Fourth Proportional to 917,732,117.74, 1,266,470,504.72 and 500,044,403.02

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Solution

The fourth proportional to 917,732,117.74, 1,266,470,504.72 and 500,044,403.02 is: 690,061,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,732,117.74 : 1,266,470,504.72 = 500,044,403.02 : x
  2. Step 2: Convert to fraction form
    917,732,117.74/1,266,470,504.72 = 500,044,403.02/x
  3. Step 3: Cross multiply
    917,732,117.74x = 1,266,470,504.72 × 500,044,403.02
  4. Step 4: Simplify right side
    917,732,117.74x = 633,291,487,475,150,464
  5. Step 5: Solve for x
    x = 633,291,487,475,150,464/917,732,117.74
  6. Step 6: Final answer
    x = 690,061,375.46

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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.