Home / 384,944,719.40-577,417,079.10-231,889,711.40

Finding the Fourth Proportional to 384,944,719.40, 577,417,079.10 and 231,889,711.40

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Solution

The fourth proportional to 384,944,719.40, 577,417,079.10 and 231,889,711.40 is: 347,834,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,944,719.40 : 577,417,079.10 = 231,889,711.40 : x
  2. Step 2: Convert to fraction form
    384,944,719.40/577,417,079.10 = 231,889,711.40/x
  3. Step 3: Cross multiply
    384,944,719.40x = 577,417,079.10 × 231,889,711.40
  4. Step 4: Simplify right side
    384,944,719.40x = 133,897,079,829,929,984
  5. Step 5: Solve for x
    x = 133,897,079,829,929,984/384,944,719.40
  6. Step 6: Final answer
    x = 347,834,567.10

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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.