Home / 282,492,263.40-424,008,999.90-146,275,405.80

Finding the Fourth Proportional to 282,492,263.40, 424,008,999.90 and 146,275,405.80

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Solution

The fourth proportional to 282,492,263.40, 424,008,999.90 and 146,275,405.80 is: 219,553,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,492,263.40 : 424,008,999.90 = 146,275,405.80 : x
  2. Step 2: Convert to fraction form
    282,492,263.40/424,008,999.90 = 146,275,405.80/x
  3. Step 3: Cross multiply
    282,492,263.40x = 424,008,999.90 × 146,275,405.80
  4. Step 4: Simplify right side
    282,492,263.40x = 62,022,088,523,224,664
  5. Step 5: Solve for x
    x = 62,022,088,523,224,664/282,492,263.40
  6. Step 6: Final answer
    x = 219,553,228.74

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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.