Home / 409,442,341,960.16-614,247,277,673.16-140,796,432,969.84

Finding the Fourth Proportional to 409,442,341,960.16, 614,247,277,673.16 and 140,796,432,969.84

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Solution

The fourth proportional to 409,442,341,960.16, 614,247,277,673.16 and 140,796,432,969.84 is: 211,223,453,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,442,341,960.16 : 614,247,277,673.16 = 140,796,432,969.84 : x
  2. Step 2: Convert to fraction form
    409,442,341,960.16/614,247,277,673.16 = 140,796,432,969.84/x
  3. Step 3: Cross multiply
    409,442,341,960.16x = 614,247,277,673.16 × 140,796,432,969.84
  4. Step 4: Simplify right side
    409,442,341,960.16x = 86,483,825,657,815,779,770,368
  5. Step 5: Solve for x
    x = 86,483,825,657,815,779,770,368/409,442,341,960.16
  6. Step 6: Final answer
    x = 211,223,453,939.29

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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.