Home / 927,148,045,792.40-1,390,722,068,688.60-890,578,102,547.60

Finding the Fourth Proportional to 927,148,045,792.40, 1,390,722,068,688.60 and 890,578,102,547.60

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Solution

The fourth proportional to 927,148,045,792.40, 1,390,722,068,688.60 and 890,578,102,547.60 is: 1,335,867,153,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,045,792.40 : 1,390,722,068,688.60 = 890,578,102,547.60 : x
  2. Step 2: Convert to fraction form
    927,148,045,792.40/1,390,722,068,688.60 = 890,578,102,547.60/x
  3. Step 3: Cross multiply
    927,148,045,792.40x = 1,390,722,068,688.60 × 890,578,102,547.60
  4. Step 4: Simplify right side
    927,148,045,792.40x = 1,238,546,621,103,766,367,109,120
  5. Step 5: Solve for x
    x = 1,238,546,621,103,766,367,109,120/927,148,045,792.40
  6. Step 6: Final answer
    x = 1,335,867,153,821.40

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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.