Home / 841,721,981.40-1,262,582,972.10-827,373,074.40

Finding the Fourth Proportional to 841,721,981.40, 1,262,582,972.10 and 827,373,074.40

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Solution

The fourth proportional to 841,721,981.40, 1,262,582,972.10 and 827,373,074.40 is: 1,241,059,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,721,981.40 : 1,262,582,972.10 = 827,373,074.40 : x
  2. Step 2: Convert to fraction form
    841,721,981.40/1,262,582,972.10 = 827,373,074.40/x
  3. Step 3: Cross multiply
    841,721,981.40x = 1,262,582,972.10 × 827,373,074.40
  4. Step 4: Simplify right side
    841,721,981.40x = 1,044,627,155,311,466,368
  5. Step 5: Solve for x
    x = 1,044,627,155,311,466,368/841,721,981.40
  6. Step 6: Final answer
    x = 1,241,059,611.60

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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.