Home / 157,282,236.40-235,923,354.60-105,885,986.80

Finding the Fourth Proportional to 157,282,236.40, 235,923,354.60 and 105,885,986.80

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Solution

The fourth proportional to 157,282,236.40, 235,923,354.60 and 105,885,986.80 is: 158,828,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,282,236.40 : 235,923,354.60 = 105,885,986.80 : x
  2. Step 2: Convert to fraction form
    157,282,236.40/235,923,354.60 = 105,885,986.80/x
  3. Step 3: Cross multiply
    157,282,236.40x = 235,923,354.60 × 105,885,986.80
  4. Step 4: Simplify right side
    157,282,236.40x = 24,980,977,210,987,316
  5. Step 5: Solve for x
    x = 24,980,977,210,987,316/157,282,236.40
  6. Step 6: Final answer
    x = 158,828,980.20

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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.