Home / 1,240,597,839.94-1,711,975,174.52-676,070,733.88

Finding the Fourth Proportional to 1,240,597,839.94, 1,711,975,174.52 and 676,070,733.88

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Solution

The fourth proportional to 1,240,597,839.94, 1,711,975,174.52 and 676,070,733.88 is: 932,950,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,597,839.94 : 1,711,975,174.52 = 676,070,733.88 : x
  2. Step 2: Convert to fraction form
    1,240,597,839.94/1,711,975,174.52 = 676,070,733.88/x
  3. Step 3: Cross multiply
    1,240,597,839.94x = 1,711,975,174.52 × 676,070,733.88
  4. Step 4: Simplify right side
    1,240,597,839.94x = 1,157,416,312,622,077,440
  5. Step 5: Solve for x
    x = 1,157,416,312,622,077,440/1,240,597,839.94
  6. Step 6: Final answer
    x = 932,950,449.66

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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.