Home / 992,861,364.90-1,370,245,462.62-741,529,416.78

Finding the Fourth Proportional to 992,861,364.90, 1,370,245,462.62 and 741,529,416.78

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Solution

The fourth proportional to 992,861,364.90, 1,370,245,462.62 and 741,529,416.78 is: 1,023,382,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,861,364.90 : 1,370,245,462.62 = 741,529,416.78 : x
  2. Step 2: Convert to fraction form
    992,861,364.90/1,370,245,462.62 = 741,529,416.78/x
  3. Step 3: Cross multiply
    992,861,364.90x = 1,370,245,462.62 × 741,529,416.78
  4. Step 4: Simplify right side
    992,861,364.90x = 1,016,077,318,742,049,792
  5. Step 5: Solve for x
    x = 1,016,077,318,742,049,792/992,861,364.90
  6. Step 6: Final answer
    x = 1,023,382,875.66

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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.