Home / 7,107,554,439.27-9,808,304,527.76-3,935,670,254.19

Finding the Fourth Proportional to 7,107,554,439.27, 9,808,304,527.76 and 3,935,670,254.19

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Solution

The fourth proportional to 7,107,554,439.27, 9,808,304,527.76 and 3,935,670,254.19 is: 5,431,158,171.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,107,554,439.27 : 9,808,304,527.76 = 3,935,670,254.19 : x
  2. Step 2: Convert to fraction form
    7,107,554,439.27/9,808,304,527.76 = 3,935,670,254.19/x
  3. Step 3: Cross multiply
    7,107,554,439.27x = 9,808,304,527.76 × 3,935,670,254.19
  4. Step 4: Simplify right side
    7,107,554,439.27x = 38,602,252,373,922,447,360
  5. Step 5: Solve for x
    x = 38,602,252,373,922,447,360/7,107,554,439.27
  6. Step 6: Final answer
    x = 5,431,158,171.74

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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.