Home / 141,729,254.76-195,586,369.98-76,539,158.76

Finding the Fourth Proportional to 141,729,254.76, 195,586,369.98 and 76,539,158.76

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Solution

The fourth proportional to 141,729,254.76, 195,586,369.98 and 76,539,158.76 is: 105,624,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,729,254.76 : 195,586,369.98 = 76,539,158.76 : x
  2. Step 2: Convert to fraction form
    141,729,254.76/195,586,369.98 = 76,539,158.76/x
  3. Step 3: Cross multiply
    141,729,254.76x = 195,586,369.98 × 76,539,158.76
  4. Step 4: Simplify right side
    141,729,254.76x = 14,970,016,223,191,318
  5. Step 5: Solve for x
    x = 14,970,016,223,191,318/141,729,254.76
  6. Step 6: Final answer
    x = 105,624,038.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.