Home / 265,698,527.40-398,547,791.10-149,472,380.70

Finding the Fourth Proportional to 265,698,527.40, 398,547,791.10 and 149,472,380.70

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Solution

The fourth proportional to 265,698,527.40, 398,547,791.10 and 149,472,380.70 is: 224,208,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,698,527.40 : 398,547,791.10 = 149,472,380.70 : x
  2. Step 2: Convert to fraction form
    265,698,527.40/398,547,791.10 = 149,472,380.70/x
  3. Step 3: Cross multiply
    265,698,527.40x = 398,547,791.10 × 149,472,380.70
  4. Step 4: Simplify right side
    265,698,527.40x = 59,571,887,158,443,272
  5. Step 5: Solve for x
    x = 59,571,887,158,443,272/265,698,527.40
  6. Step 6: Final answer
    x = 224,208,571.05

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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.