Home / 11,745,564,923.20-17,618,347,384.80-7,101,762,606.40

Finding the Fourth Proportional to 11,745,564,923.20, 17,618,347,384.80 and 7,101,762,606.40

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Solution

The fourth proportional to 11,745,564,923.20, 17,618,347,384.80 and 7,101,762,606.40 is: 10,652,643,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745,564,923.20 : 17,618,347,384.80 = 7,101,762,606.40 : x
  2. Step 2: Convert to fraction form
    11,745,564,923.20/17,618,347,384.80 = 7,101,762,606.40/x
  3. Step 3: Cross multiply
    11,745,564,923.20x = 17,618,347,384.80 × 7,101,762,606.40
  4. Step 4: Simplify right side
    11,745,564,923.20x = 125,121,320,643,937,861,632
  5. Step 5: Solve for x
    x = 125,121,320,643,937,861,632/11,745,564,923.20
  6. Step 6: Final answer
    x = 10,652,643,909.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.