Home / 697,021,728.40-1,045,532,592.60-334,224,672.40

Finding the Fourth Proportional to 697,021,728.40, 1,045,532,592.60 and 334,224,672.40

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Solution

The fourth proportional to 697,021,728.40, 1,045,532,592.60 and 334,224,672.40 is: 501,337,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,021,728.40 : 1,045,532,592.60 = 334,224,672.40 : x
  2. Step 2: Convert to fraction form
    697,021,728.40/1,045,532,592.60 = 334,224,672.40/x
  3. Step 3: Cross multiply
    697,021,728.40x = 1,045,532,592.60 × 334,224,672.40
  4. Step 4: Simplify right side
    697,021,728.40x = 349,442,788,245,257,664
  5. Step 5: Solve for x
    x = 349,442,788,245,257,664/697,021,728.40
  6. Step 6: Final answer
    x = 501,337,008.60

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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.