Home / 927,148,045,792.90-1,390,722,068,689.40-890,578,102,548.10

Finding the Fourth Proportional to 927,148,045,792.90, 1,390,722,068,689.40 and 890,578,102,548.10

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Solution

The fourth proportional to 927,148,045,792.90, 1,390,722,068,689.40 and 890,578,102,548.10 is: 1,335,867,153,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,045,792.90 : 1,390,722,068,689.40 = 890,578,102,548.10 : x
  2. Step 2: Convert to fraction form
    927,148,045,792.90/1,390,722,068,689.40 = 890,578,102,548.10/x
  3. Step 3: Cross multiply
    927,148,045,792.90x = 1,390,722,068,689.40 × 890,578,102,548.10
  4. Step 4: Simplify right side
    927,148,045,792.90x = 1,238,546,621,105,174,042,640,384
  5. Step 5: Solve for x
    x = 1,238,546,621,105,174,042,640,384/927,148,045,792.90
  6. Step 6: Final answer
    x = 1,335,867,153,822.20

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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.