Home / 284,173,154.68-392,154,814.02-158,727,135.64

Finding the Fourth Proportional to 284,173,154.68, 392,154,814.02 and 158,727,135.64

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Solution

The fourth proportional to 284,173,154.68, 392,154,814.02 and 158,727,135.64 is: 219,041,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,173,154.68 : 392,154,814.02 = 158,727,135.64 : x
  2. Step 2: Convert to fraction form
    284,173,154.68/392,154,814.02 = 158,727,135.64/x
  3. Step 3: Cross multiply
    284,173,154.68x = 392,154,814.02 × 158,727,135.64
  4. Step 4: Simplify right side
    284,173,154.68x = 62,245,610,356,446,352
  5. Step 5: Solve for x
    x = 62,245,610,356,446,352/284,173,154.68
  6. Step 6: Final answer
    x = 219,041,135.07

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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.