Home / 316,284,141.60-474,732,247.50-152,637,099.12

Finding the Fourth Proportional to 316,284,141.60, 474,732,247.50 and 152,637,099.12

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Solution

The fourth proportional to 316,284,141.60, 474,732,247.50 and 152,637,099.12 is: 229,103,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,284,141.60 : 474,732,247.50 = 152,637,099.12 : x
  2. Step 2: Convert to fraction form
    316,284,141.60/474,732,247.50 = 152,637,099.12/x
  3. Step 3: Cross multiply
    316,284,141.60x = 474,732,247.50 × 152,637,099.12
  4. Step 4: Simplify right side
    316,284,141.60x = 72,461,753,117,117,872
  5. Step 5: Solve for x
    x = 72,461,753,117,117,872/316,284,141.60
  6. Step 6: Final answer
    x = 229,103,339.64

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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.