Home / 397,787,530.40-596,681,295.60-363,350,153.60

Finding the Fourth Proportional to 397,787,530.40, 596,681,295.60 and 363,350,153.60

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Solution

The fourth proportional to 397,787,530.40, 596,681,295.60 and 363,350,153.60 is: 545,025,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,787,530.40 : 596,681,295.60 = 363,350,153.60 : x
  2. Step 2: Convert to fraction form
    397,787,530.40/596,681,295.60 = 363,350,153.60/x
  3. Step 3: Cross multiply
    397,787,530.40x = 596,681,295.60 × 363,350,153.60
  4. Step 4: Simplify right side
    397,787,530.40x = 216,804,240,406,507,040
  5. Step 5: Solve for x
    x = 216,804,240,406,507,040/397,787,530.40
  6. Step 6: Final answer
    x = 545,025,230.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.