Home / 628,355,390,185.45-942,533,097,733.80-150,824,688,272.08

Finding the Fourth Proportional to 628,355,390,185.45, 942,533,097,733.80 and 150,824,688,272.08

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Solution

The fourth proportional to 628,355,390,185.45, 942,533,097,733.80 and 150,824,688,272.08 is: 226,237,035,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,355,390,185.45 : 942,533,097,733.80 = 150,824,688,272.08 : x
  2. Step 2: Convert to fraction form
    628,355,390,185.45/942,533,097,733.80 = 150,824,688,272.08/x
  3. Step 3: Cross multiply
    628,355,390,185.45x = 942,533,097,733.80 × 150,824,688,272.08
  4. Step 4: Simplify right side
    628,355,390,185.45x = 142,157,260,651,818,284,744,704
  5. Step 5: Solve for x
    x = 142,157,260,651,818,284,744,704/628,355,390,185.45
  6. Step 6: Final answer
    x = 226,237,035,397.85

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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.