Home / 1,044,789,826.52-1,566,700,457.78-389,564,924.40

Finding the Fourth Proportional to 1,044,789,826.52, 1,566,700,457.78 and 389,564,924.40

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Solution

The fourth proportional to 1,044,789,826.52, 1,566,700,457.78 and 389,564,924.40 is: 584,166,815.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,789,826.52 : 1,566,700,457.78 = 389,564,924.40 : x
  2. Step 2: Convert to fraction form
    1,044,789,826.52/1,566,700,457.78 = 389,564,924.40/x
  3. Step 3: Cross multiply
    1,044,789,826.52x = 1,566,700,457.78 × 389,564,924.40
  4. Step 4: Simplify right side
    1,044,789,826.52x = 610,331,545,390,563,328
  5. Step 5: Solve for x
    x = 610,331,545,390,563,328/1,044,789,826.52
  6. Step 6: Final answer
    x = 584,166,815.09

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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.