Home / 155,771,834.51-233,670,124.37-52,141,586.86

Finding the Fourth Proportional to 155,771,834.51, 233,670,124.37 and 52,141,586.86

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Solution

The fourth proportional to 155,771,834.51, 233,670,124.37 and 52,141,586.86 is: 78,216,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,771,834.51 : 233,670,124.37 = 52,141,586.86 : x
  2. Step 2: Convert to fraction form
    155,771,834.51/233,670,124.37 = 52,141,586.86/x
  3. Step 3: Cross multiply
    155,771,834.51x = 233,670,124.37 × 52,141,586.86
  4. Step 4: Simplify right side
    155,771,834.51x = 12,183,931,084,996,298
  5. Step 5: Solve for x
    x = 12,183,931,084,996,298/155,771,834.51
  6. Step 6: Final answer
    x = 78,216,521.77

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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.