Home / 1,429,046,590.03-2,143,332,130.91-432,830,764.85

Finding the Fourth Proportional to 1,429,046,590.03, 2,143,332,130.91 and 432,830,764.85

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Solution

The fourth proportional to 1,429,046,590.03, 2,143,332,130.91 and 432,830,764.85 is: 649,174,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,046,590.03 : 2,143,332,130.91 = 432,830,764.85 : x
  2. Step 2: Convert to fraction form
    1,429,046,590.03/2,143,332,130.91 = 432,830,764.85/x
  3. Step 3: Cross multiply
    1,429,046,590.03x = 2,143,332,130.91 × 432,830,764.85
  4. Step 4: Simplify right side
    1,429,046,590.03x = 927,700,085,536,474,880
  5. Step 5: Solve for x
    x = 927,700,085,536,474,880/1,429,046,590.03
  6. Step 6: Final answer
    x = 649,174,136.11

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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.