Home / 480,884,697.72-663,622,159.77-260,868,123.72

Finding the Fourth Proportional to 480,884,697.72, 663,622,159.77 and 260,868,123.72

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Solution

The fourth proportional to 480,884,697.72, 663,622,159.77 and 260,868,123.72 is: 359,998,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,884,697.72 : 663,622,159.77 = 260,868,123.72 : x
  2. Step 2: Convert to fraction form
    480,884,697.72/663,622,159.77 = 260,868,123.72/x
  3. Step 3: Cross multiply
    480,884,697.72x = 663,622,159.77 × 260,868,123.72
  4. Step 4: Simplify right side
    480,884,697.72x = 173,117,867,678,213,952
  5. Step 5: Solve for x
    x = 173,117,867,678,213,952/480,884,697.72
  6. Step 6: Final answer
    x = 359,998,703.43

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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.