Home / 415,152,772,463.31-622,666,238,584.56-112,988,921,564.67

Finding the Fourth Proportional to 415,152,772,463.31, 622,666,238,584.56 and 112,988,921,564.67

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Solution

The fourth proportional to 415,152,772,463.31, 622,666,238,584.56 and 112,988,921,564.67 is: 169,466,257,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,152,772,463.31 : 622,666,238,584.56 = 112,988,921,564.67 : x
  2. Step 2: Convert to fraction form
    415,152,772,463.31/622,666,238,584.56 = 112,988,921,564.67/x
  3. Step 3: Cross multiply
    415,152,772,463.31x = 622,666,238,584.56 × 112,988,921,564.67
  4. Step 4: Simplify right side
    415,152,772,463.31x = 70,354,386,792,398,953,906,176
  5. Step 5: Solve for x
    x = 70,354,386,792,398,953,906,176/415,152,772,463.31
  6. Step 6: Final answer
    x = 169,466,257,866.84

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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.