Home / 918,596,830,814.55-1,267,659,206,672.60-507,061,709,712.05

Finding the Fourth Proportional to 918,596,830,814.55, 1,267,659,206,672.60 and 507,061,709,712.05

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Solution

The fourth proportional to 918,596,830,814.55, 1,267,659,206,672.60 and 507,061,709,712.05 is: 699,742,719,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,596,830,814.55 : 1,267,659,206,672.60 = 507,061,709,712.05 : x
  2. Step 2: Convert to fraction form
    918,596,830,814.55/1,267,659,206,672.60 = 507,061,709,712.05/x
  3. Step 3: Cross multiply
    918,596,830,814.55x = 1,267,659,206,672.60 × 507,061,709,712.05
  4. Step 4: Simplify right side
    918,596,830,814.55x = 642,781,444,667,629,553,844,224
  5. Step 5: Solve for x
    x = 642,781,444,667,629,553,844,224/918,596,830,814.55
  6. Step 6: Final answer
    x = 699,742,719,662.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.