Home / 524,264,281.47-723,502,085.00-286,122,505.23

Finding the Fourth Proportional to 524,264,281.47, 723,502,085.00 and 286,122,505.23

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Solution

The fourth proportional to 524,264,281.47, 723,502,085.00 and 286,122,505.23 is: 394,858,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,264,281.47 : 723,502,085.00 = 286,122,505.23 : x
  2. Step 2: Convert to fraction form
    524,264,281.47/723,502,085.00 = 286,122,505.23/x
  3. Step 3: Cross multiply
    524,264,281.47x = 723,502,085.00 × 286,122,505.23
  4. Step 4: Simplify right side
    524,264,281.47x = 207,010,229,097,897,792
  5. Step 5: Solve for x
    x = 207,010,229,097,897,792/524,264,281.47
  6. Step 6: Final answer
    x = 394,858,540.65

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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.