Home / 137,376,006.40-206,064,009.60-97,065,222.40

Finding the Fourth Proportional to 137,376,006.40, 206,064,009.60 and 97,065,222.40

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Solution

The fourth proportional to 137,376,006.40, 206,064,009.60 and 97,065,222.40 is: 145,597,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,376,006.40 : 206,064,009.60 = 97,065,222.40 : x
  2. Step 2: Convert to fraction form
    137,376,006.40/206,064,009.60 = 97,065,222.40/x
  3. Step 3: Cross multiply
    137,376,006.40x = 206,064,009.60 × 97,065,222.40
  4. Step 4: Simplify right side
    137,376,006.40x = 20,001,648,920,459,736
  5. Step 5: Solve for x
    x = 20,001,648,920,459,736/137,376,006.40
  6. Step 6: Final answer
    x = 145,597,833.60

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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.