Home / 155,938,828.20-233,656,299.90-98,327,999.40

Finding the Fourth Proportional to 155,938,828.20, 233,656,299.90 and 98,327,999.40

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Solution

The fourth proportional to 155,938,828.20, 233,656,299.90 and 98,327,999.40 is: 147,333,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,938,828.20 : 233,656,299.90 = 98,327,999.40 : x
  2. Step 2: Convert to fraction form
    155,938,828.20/233,656,299.90 = 98,327,999.40/x
  3. Step 3: Cross multiply
    155,938,828.20x = 233,656,299.90 × 98,327,999.40
  4. Step 4: Simplify right side
    155,938,828.20x = 22,974,956,516,373,424
  5. Step 5: Solve for x
    x = 22,974,956,516,373,424/155,938,828.20
  6. Step 6: Final answer
    x = 147,333,135.57

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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.