Home / 383,748,188.40-575,622,381.02-107,440,109.78

Finding the Fourth Proportional to 383,748,188.40, 575,622,381.02 and 107,440,109.78

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Solution

The fourth proportional to 383,748,188.40, 575,622,381.02 and 107,440,109.78 is: 161,160,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,748,188.40 : 575,622,381.02 = 107,440,109.78 : x
  2. Step 2: Convert to fraction form
    383,748,188.40/575,622,381.02 = 107,440,109.78/x
  3. Step 3: Cross multiply
    383,748,188.40x = 575,622,381.02 × 107,440,109.78
  4. Step 4: Simplify right side
    383,748,188.40x = 61,844,931,805,198,480
  5. Step 5: Solve for x
    x = 61,844,931,805,198,480/383,748,188.40
  6. Step 6: Final answer
    x = 161,160,192.22

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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.