Home / 79,500,924,570.45-109,711,631,766.45-43,371,847,512.88

Finding the Fourth Proportional to 79,500,924,570.45, 109,711,631,766.45 and 43,371,847,512.88

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Solution

The fourth proportional to 79,500,924,570.45, 109,711,631,766.45 and 43,371,847,512.88 is: 59,853,343,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,500,924,570.45 : 109,711,631,766.45 = 43,371,847,512.88 : x
  2. Step 2: Convert to fraction form
    79,500,924,570.45/109,711,631,766.45 = 43,371,847,512.88/x
  3. Step 3: Cross multiply
    79,500,924,570.45x = 109,711,631,766.45 × 43,371,847,512.88
  4. Step 4: Simplify right side
    79,500,924,570.45x = 4,758,396,163,363,710,173,184
  5. Step 5: Solve for x
    x = 4,758,396,163,363,710,173,184/79,500,924,570.45
  6. Step 6: Final answer
    x = 59,853,343,707.31

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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.