Home / 653,112,411.76-901,295,176.98-359,756,979.76

Finding the Fourth Proportional to 653,112,411.76, 901,295,176.98 and 359,756,979.76

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Solution

The fourth proportional to 653,112,411.76, 901,295,176.98 and 359,756,979.76 is: 496,464,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,112,411.76 : 901,295,176.98 = 359,756,979.76 : x
  2. Step 2: Convert to fraction form
    653,112,411.76/901,295,176.98 = 359,756,979.76/x
  3. Step 3: Cross multiply
    653,112,411.76x = 901,295,176.98 × 359,756,979.76
  4. Step 4: Simplify right side
    653,112,411.76x = 324,247,230,742,579,456
  5. Step 5: Solve for x
    x = 324,247,230,742,579,456/653,112,411.76
  6. Step 6: Final answer
    x = 496,464,658.92

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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.