Home / 157,170,815.40-235,756,223.10-134,495,999.40

Finding the Fourth Proportional to 157,170,815.40, 235,756,223.10 and 134,495,999.40

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Solution

The fourth proportional to 157,170,815.40, 235,756,223.10 and 134,495,999.40 is: 201,743,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,170,815.40 : 235,756,223.10 = 134,495,999.40 : x
  2. Step 2: Convert to fraction form
    157,170,815.40/235,756,223.10 = 134,495,999.40/x
  3. Step 3: Cross multiply
    157,170,815.40x = 235,756,223.10 × 134,495,999.40
  4. Step 4: Simplify right side
    157,170,815.40x = 31,708,268,840,603,868
  5. Step 5: Solve for x
    x = 31,708,268,840,603,868/157,170,815.40
  6. Step 6: Final answer
    x = 201,743,999.10

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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.