Home / 657,432,291.33-907,239,197.57-375,169,672.94

Finding the Fourth Proportional to 657,432,291.33, 907,239,197.57 and 375,169,672.94

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Solution

The fourth proportional to 657,432,291.33, 907,239,197.57 and 375,169,672.94 is: 517,724,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,432,291.33 : 907,239,197.57 = 375,169,672.94 : x
  2. Step 2: Convert to fraction form
    657,432,291.33/907,239,197.57 = 375,169,672.94/x
  3. Step 3: Cross multiply
    657,432,291.33x = 907,239,197.57 × 375,169,672.94
  4. Step 4: Simplify right side
    657,432,291.33x = 340,368,633,024,272,896
  5. Step 5: Solve for x
    x = 340,368,633,024,272,896/657,432,291.33
  6. Step 6: Final answer
    x = 517,724,239.46

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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.