Home / 932,314,015.24-1,286,593,147.04-514,626,189.84

Finding the Fourth Proportional to 932,314,015.24, 1,286,593,147.04 and 514,626,189.84

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Solution

The fourth proportional to 932,314,015.24, 1,286,593,147.04 and 514,626,189.84 is: 710,184,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,314,015.24 : 1,286,593,147.04 = 514,626,189.84 : x
  2. Step 2: Convert to fraction form
    932,314,015.24/1,286,593,147.04 = 514,626,189.84/x
  3. Step 3: Cross multiply
    932,314,015.24x = 1,286,593,147.04 × 514,626,189.84
  4. Step 4: Simplify right side
    932,314,015.24x = 662,114,529,135,449,984
  5. Step 5: Solve for x
    x = 662,114,529,135,449,984/932,314,015.24
  6. Step 6: Final answer
    x = 710,184,034.90

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Double scale
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1.5x scale

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.