Home / 145,562,478.30-200,877,191.19-79,483,435.38

Finding the Fourth Proportional to 145,562,478.30, 200,877,191.19 and 79,483,435.38

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Solution

The fourth proportional to 145,562,478.30, 200,877,191.19 and 79,483,435.38 is: 109,687,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,562,478.30 : 200,877,191.19 = 79,483,435.38 : x
  2. Step 2: Convert to fraction form
    145,562,478.30/200,877,191.19 = 79,483,435.38/x
  3. Step 3: Cross multiply
    145,562,478.30x = 200,877,191.19 × 79,483,435.38
  4. Step 4: Simplify right side
    145,562,478.30x = 15,966,409,245,266,270
  5. Step 5: Solve for x
    x = 15,966,409,245,266,270/145,562,478.30
  6. Step 6: Final answer
    x = 109,687,671.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.