Home / 1,151,731,583,406.60-1,588,787,005,022.20-712,128,444,082.64

Finding the Fourth Proportional to 1,151,731,583,406.60, 1,588,787,005,022.20 and 712,128,444,082.64

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Solution

The fourth proportional to 1,151,731,583,406.60, 1,588,787,005,022.20 and 712,128,444,082.64 is: 982,364,670,871.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,731,583,406.60 : 1,588,787,005,022.20 = 712,128,444,082.64 : x
  2. Step 2: Convert to fraction form
    1,151,731,583,406.60/1,588,787,005,022.20 = 712,128,444,082.64/x
  3. Step 3: Cross multiply
    1,151,731,583,406.60x = 1,588,787,005,022.20 × 712,128,444,082.64
  4. Step 4: Simplify right side
    1,151,731,583,406.60x = 1,131,420,417,865,176,798,199,808
  5. Step 5: Solve for x
    x = 1,131,420,417,865,176,798,199,808/1,151,731,583,406.60
  6. Step 6: Final answer
    x = 982,364,670,871.19

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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.