Home / 942,184,828.55-1,412,622,776.93-417,267,890.12

Finding the Fourth Proportional to 942,184,828.55, 1,412,622,776.93 and 417,267,890.12

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Solution

The fourth proportional to 942,184,828.55, 1,412,622,776.93 and 417,267,890.12 is: 625,611,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,184,828.55 : 1,412,622,776.93 = 417,267,890.12 : x
  2. Step 2: Convert to fraction form
    942,184,828.55/1,412,622,776.93 = 417,267,890.12/x
  3. Step 3: Cross multiply
    942,184,828.55x = 1,412,622,776.93 × 417,267,890.12
  4. Step 4: Simplify right side
    942,184,828.55x = 589,442,125,655,887,104
  5. Step 5: Solve for x
    x = 589,442,125,655,887,104/942,184,828.55
  6. Step 6: Final answer
    x = 625,611,990.13

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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.