Home / 542,298,202.47-738,359,705.14-540,576,333.63

Finding the Fourth Proportional to 542,298,202.47, 738,359,705.14 and 540,576,333.63

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Solution

The fourth proportional to 542,298,202.47, 738,359,705.14 and 540,576,333.63 is: 736,015,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,298,202.47 : 738,359,705.14 = 540,576,333.63 : x
  2. Step 2: Convert to fraction form
    542,298,202.47/738,359,705.14 = 540,576,333.63/x
  3. Step 3: Cross multiply
    542,298,202.47x = 738,359,705.14 × 540,576,333.63
  4. Step 4: Simplify right side
    542,298,202.47x = 399,139,782,303,357,632
  5. Step 5: Solve for x
    x = 399,139,782,303,357,632/542,298,202.47
  6. Step 6: Final answer
    x = 736,015,314.98

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.