Home / 10,309,332,411.76-15,457,669,926.18-4,006,402,178.86

Finding the Fourth Proportional to 10,309,332,411.76, 15,457,669,926.18 and 4,006,402,178.86

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Solution

The fourth proportional to 10,309,332,411.76, 15,457,669,926.18 and 4,006,402,178.86 is: 6,007,143,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,332,411.76 : 15,457,669,926.18 = 4,006,402,178.86 : x
  2. Step 2: Convert to fraction form
    10,309,332,411.76/15,457,669,926.18 = 4,006,402,178.86/x
  3. Step 3: Cross multiply
    10,309,332,411.76x = 15,457,669,926.18 × 4,006,402,178.86
  4. Step 4: Simplify right side
    10,309,332,411.76x = 61,929,642,472,346,247,168
  5. Step 5: Solve for x
    x = 61,929,642,472,346,247,168/10,309,332,411.76
  6. Step 6: Final answer
    x = 6,007,143,818.71

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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.