Home / 986,132,402.20-1,360,905,492.72-546,099,254.20

Finding the Fourth Proportional to 986,132,402.20, 1,360,905,492.72 and 546,099,254.20

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Solution

The fourth proportional to 986,132,402.20, 1,360,905,492.72 and 546,099,254.20 is: 753,640,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,132,402.20 : 1,360,905,492.72 = 546,099,254.20 : x
  2. Step 2: Convert to fraction form
    986,132,402.20/1,360,905,492.72 = 546,099,254.20/x
  3. Step 3: Cross multiply
    986,132,402.20x = 1,360,905,492.72 × 546,099,254.20
  4. Step 4: Simplify right side
    986,132,402.20x = 743,189,474,611,075,584
  5. Step 5: Solve for x
    x = 743,189,474,611,075,584/986,132,402.20
  6. Step 6: Final answer
    x = 753,640,660.17

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Double scale
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1.5x scale

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.