Home / 628,355,390,192.18-942,533,097,743.80-150,824,688,278.76

Finding the Fourth Proportional to 628,355,390,192.18, 942,533,097,743.80 and 150,824,688,278.76

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Solution

The fourth proportional to 628,355,390,192.18, 942,533,097,743.80 and 150,824,688,278.76 is: 226,237,035,407.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,355,390,192.18 : 942,533,097,743.80 = 150,824,688,278.76 : x
  2. Step 2: Convert to fraction form
    628,355,390,192.18/942,533,097,743.80 = 150,824,688,278.76/x
  3. Step 3: Cross multiply
    628,355,390,192.18x = 942,533,097,743.80 × 150,824,688,278.76
  4. Step 4: Simplify right side
    628,355,390,192.18x = 142,157,260,659,622,676,529,152
  5. Step 5: Solve for x
    x = 142,157,260,659,622,676,529,152/628,355,390,192.18
  6. Step 6: Final answer
    x = 226,237,035,407.85

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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.