Home / 1,536,113,337.15-2,119,836,407.94-831,265,318.16

Finding the Fourth Proportional to 1,536,113,337.15, 2,119,836,407.94 and 831,265,318.16

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Solution

The fourth proportional to 1,536,113,337.15, 2,119,836,407.94 and 831,265,318.16 is: 1,147,146,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,113,337.15 : 2,119,836,407.94 = 831,265,318.16 : x
  2. Step 2: Convert to fraction form
    1,536,113,337.15/2,119,836,407.94 = 831,265,318.16/x
  3. Step 3: Cross multiply
    1,536,113,337.15x = 2,119,836,407.94 × 831,265,318.16
  4. Step 4: Simplify right side
    1,536,113,337.15x = 1,762,146,486,082,796,544
  5. Step 5: Solve for x
    x = 1,762,146,486,082,796,544/1,536,113,337.15
  6. Step 6: Final answer
    x = 1,147,146,140.50

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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.