Home / 898,152,757.80-1,347,229,136.70-414,423,349.80

Finding the Fourth Proportional to 898,152,757.80, 1,347,229,136.70 and 414,423,349.80

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Solution

The fourth proportional to 898,152,757.80, 1,347,229,136.70 and 414,423,349.80 is: 621,635,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,152,757.80 : 1,347,229,136.70 = 414,423,349.80 : x
  2. Step 2: Convert to fraction form
    898,152,757.80/1,347,229,136.70 = 414,423,349.80/x
  3. Step 3: Cross multiply
    898,152,757.80x = 1,347,229,136.70 × 414,423,349.80
  4. Step 4: Simplify right side
    898,152,757.80x = 558,323,211,779,376,128
  5. Step 5: Solve for x
    x = 558,323,211,779,376,128/898,152,757.80
  6. Step 6: Final answer
    x = 621,635,024.70

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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.