Home / 272,440,435.29-375,962,554.18-148,681,998.15

Finding the Fourth Proportional to 272,440,435.29, 375,962,554.18 and 148,681,998.15

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Solution

The fourth proportional to 272,440,435.29, 375,962,554.18 and 148,681,998.15 is: 205,178,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,440,435.29 : 375,962,554.18 = 148,681,998.15 : x
  2. Step 2: Convert to fraction form
    272,440,435.29/375,962,554.18 = 148,681,998.15/x
  3. Step 3: Cross multiply
    272,440,435.29x = 375,962,554.18 × 148,681,998.15
  4. Step 4: Simplify right side
    272,440,435.29x = 55,898,863,785,060,040
  5. Step 5: Solve for x
    x = 55,898,863,785,060,040/272,440,435.29
  6. Step 6: Final answer
    x = 205,178,294.20

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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.