Home / 5,434,331,492.10-8,151,497,238.15-4,780,021,332.90

Finding the Fourth Proportional to 5,434,331,492.10, 8,151,497,238.15 and 4,780,021,332.90

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Solution

The fourth proportional to 5,434,331,492.10, 8,151,497,238.15 and 4,780,021,332.90 is: 7,170,031,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,331,492.10 : 8,151,497,238.15 = 4,780,021,332.90 : x
  2. Step 2: Convert to fraction form
    5,434,331,492.10/8,151,497,238.15 = 4,780,021,332.90/x
  3. Step 3: Cross multiply
    5,434,331,492.10x = 8,151,497,238.15 × 4,780,021,332.90
  4. Step 4: Simplify right side
    5,434,331,492.10x = 38,964,330,693,432,426,496
  5. Step 5: Solve for x
    x = 38,964,330,693,432,426,496/5,434,331,492.10
  6. Step 6: Final answer
    x = 7,170,031,999.35

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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.