Home / 357,830,338,533.81-536,741,970,655.38-163,938,404,561.92

Finding the Fourth Proportional to 357,830,338,533.81, 536,741,970,655.38 and 163,938,404,561.92

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Solution

The fourth proportional to 357,830,338,533.81, 536,741,970,655.38 and 163,938,404,561.92 is: 245,905,986,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,830,338,533.81 : 536,741,970,655.38 = 163,938,404,561.92 : x
  2. Step 2: Convert to fraction form
    357,830,338,533.81/536,741,970,655.38 = 163,938,404,561.92/x
  3. Step 3: Cross multiply
    357,830,338,533.81x = 536,741,970,655.38 × 163,938,404,561.92
  4. Step 4: Simplify right side
    357,830,338,533.81x = 87,992,622,330,663,892,156,416
  5. Step 5: Solve for x
    x = 87,992,622,330,663,892,156,416/357,830,338,533.81
  6. Step 6: Final answer
    x = 245,905,986,315.22

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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.