Home / 492,034,874.10-679,009,347.09-269,030,946.12

Finding the Fourth Proportional to 492,034,874.10, 679,009,347.09 and 269,030,946.12

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Solution

The fourth proportional to 492,034,874.10, 679,009,347.09 and 269,030,946.12 is: 371,263,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,034,874.10 : 679,009,347.09 = 269,030,946.12 : x
  2. Step 2: Convert to fraction form
    492,034,874.10/679,009,347.09 = 269,030,946.12/x
  3. Step 3: Cross multiply
    492,034,874.10x = 679,009,347.09 × 269,030,946.12
  4. Step 4: Simplify right side
    492,034,874.10x = 182,674,527,071,946,176
  5. Step 5: Solve for x
    x = 182,674,527,071,946,176/492,034,874.10
  6. Step 6: Final answer
    x = 371,263,373.16

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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.