Home / 14,866,598,942.55-20,516,402,100.96-8,349,838,689.63

Finding the Fourth Proportional to 14,866,598,942.55, 20,516,402,100.96 and 8,349,838,689.63

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Solution

The fourth proportional to 14,866,598,942.55, 20,516,402,100.96 and 8,349,838,689.63 is: 11,523,055,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866,598,942.55 : 20,516,402,100.96 = 8,349,838,689.63 : x
  2. Step 2: Convert to fraction form
    14,866,598,942.55/20,516,402,100.96 = 8,349,838,689.63/x
  3. Step 3: Cross multiply
    14,866,598,942.55x = 20,516,402,100.96 × 8,349,838,689.63
  4. Step 4: Simplify right side
    14,866,598,942.55x = 171,308,648,034,677,948,416
  5. Step 5: Solve for x
    x = 171,308,648,034,677,948,416/14,866,598,942.55
  6. Step 6: Final answer
    x = 11,523,055,723.55

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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.