Home / 157,341,914.40-235,760,929.20-103,426,240.80

Finding the Fourth Proportional to 157,341,914.40, 235,760,929.20 and 103,426,240.80

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Solution

The fourth proportional to 157,341,914.40, 235,760,929.20 and 103,426,240.80 is: 154,973,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,341,914.40 : 235,760,929.20 = 103,426,240.80 : x
  2. Step 2: Convert to fraction form
    157,341,914.40/235,760,929.20 = 103,426,240.80/x
  3. Step 3: Cross multiply
    157,341,914.40x = 235,760,929.20 × 103,426,240.80
  4. Step 4: Simplify right side
    157,341,914.40x = 24,383,866,634,670,948
  5. Step 5: Solve for x
    x = 24,383,866,634,670,948/157,341,914.40
  6. Step 6: Final answer
    x = 154,973,750.81

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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.