Home / 903,420,248.10-1,246,017,056.94-653,462,288.16

Finding the Fourth Proportional to 903,420,248.10, 1,246,017,056.94 and 653,462,288.16

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Solution

The fourth proportional to 903,420,248.10, 1,246,017,056.94 and 653,462,288.16 is: 901,269,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,420,248.10 : 1,246,017,056.94 = 653,462,288.16 : x
  2. Step 2: Convert to fraction form
    903,420,248.10/1,246,017,056.94 = 653,462,288.16/x
  3. Step 3: Cross multiply
    903,420,248.10x = 1,246,017,056.94 × 653,462,288.16
  4. Step 4: Simplify right side
    903,420,248.10x = 814,225,157,114,401,408
  5. Step 5: Solve for x
    x = 814,225,157,114,401,408/903,420,248.10
  6. Step 6: Final answer
    x = 901,269,546.29

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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.