Home / 3,120,437,236.41-4,306,202,346.87-1,710,710,931.69

Finding the Fourth Proportional to 3,120,437,236.41, 4,306,202,346.87 and 1,710,710,931.69

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Solution

The fourth proportional to 3,120,437,236.41, 4,306,202,346.87 and 1,710,710,931.69 is: 2,360,780,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,437,236.41 : 4,306,202,346.87 = 1,710,710,931.69 : x
  2. Step 2: Convert to fraction form
    3,120,437,236.41/4,306,202,346.87 = 1,710,710,931.69/x
  3. Step 3: Cross multiply
    3,120,437,236.41x = 4,306,202,346.87 × 1,710,710,931.69
  4. Step 4: Simplify right side
    3,120,437,236.41x = 7,366,667,428,859,641,856
  5. Step 5: Solve for x
    x = 7,366,667,428,859,641,856/3,120,437,236.41
  6. Step 6: Final answer
    x = 2,360,780,515.92

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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.