Home / 563,599,089.60-845,398,634.40-409,920,446.40

Finding the Fourth Proportional to 563,599,089.60, 845,398,634.40 and 409,920,446.40

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Solution

The fourth proportional to 563,599,089.60, 845,398,634.40 and 409,920,446.40 is: 614,880,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,599,089.60 : 845,398,634.40 = 409,920,446.40 : x
  2. Step 2: Convert to fraction form
    563,599,089.60/845,398,634.40 = 409,920,446.40/x
  3. Step 3: Cross multiply
    563,599,089.60x = 845,398,634.40 × 409,920,446.40
  4. Step 4: Simplify right side
    563,599,089.60x = 346,546,185,599,198,336
  5. Step 5: Solve for x
    x = 346,546,185,599,198,336/563,599,089.60
  6. Step 6: Final answer
    x = 614,880,669.60

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1.5x scale

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.