Home / 579,291,631.74-868,937,437.08-170,347,782.24

Finding the Fourth Proportional to 579,291,631.74, 868,937,437.08 and 170,347,782.24

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Solution

The fourth proportional to 579,291,631.74, 868,937,437.08 and 170,347,782.24 is: 255,521,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,291,631.74 : 868,937,437.08 = 170,347,782.24 : x
  2. Step 2: Convert to fraction form
    579,291,631.74/868,937,437.08 = 170,347,782.24/x
  3. Step 3: Cross multiply
    579,291,631.74x = 868,937,437.08 × 170,347,782.24
  4. Step 4: Simplify right side
    579,291,631.74x = 148,021,565,311,887,552
  5. Step 5: Solve for x
    x = 148,021,565,311,887,552/579,291,631.74
  6. Step 6: Final answer
    x = 255,521,670.26

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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.