Home / 653,112,412.76-901,295,178.36-359,756,980.76

Finding the Fourth Proportional to 653,112,412.76, 901,295,178.36 and 359,756,980.76

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Solution

The fourth proportional to 653,112,412.76, 901,295,178.36 and 359,756,980.76 is: 496,464,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,112,412.76 : 901,295,178.36 = 359,756,980.76 : x
  2. Step 2: Convert to fraction form
    653,112,412.76/901,295,178.36 = 359,756,980.76/x
  3. Step 3: Cross multiply
    653,112,412.76x = 901,295,178.36 × 359,756,980.76
  4. Step 4: Simplify right side
    653,112,412.76x = 324,247,232,140,339,264
  5. Step 5: Solve for x
    x = 324,247,232,140,339,264/653,112,412.76
  6. Step 6: Final answer
    x = 496,464,660.30

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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.