Home / 919,566,230.92-1,378,151,686.86-373,669,569.16

Finding the Fourth Proportional to 919,566,230.92, 1,378,151,686.86 and 373,669,569.16

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Solution

The fourth proportional to 919,566,230.92, 1,378,151,686.86 and 373,669,569.16 is: 560,017,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,566,230.92 : 1,378,151,686.86 = 373,669,569.16 : x
  2. Step 2: Convert to fraction form
    919,566,230.92/1,378,151,686.86 = 373,669,569.16/x
  3. Step 3: Cross multiply
    919,566,230.92x = 1,378,151,686.86 × 373,669,569.16
  4. Step 4: Simplify right side
    919,566,230.92x = 514,973,347,066,103,424
  5. Step 5: Solve for x
    x = 514,973,347,066,103,424/919,566,230.92
  6. Step 6: Final answer
    x = 560,017,679.80

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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.