Home / 684,905,460.40-1,025,657,579.40-548,856,564.40

Finding the Fourth Proportional to 684,905,460.40, 1,025,657,579.40 and 548,856,564.40

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Solution

The fourth proportional to 684,905,460.40, 1,025,657,579.40 and 548,856,564.40 is: 821,922,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,905,460.40 : 1,025,657,579.40 = 548,856,564.40 : x
  2. Step 2: Convert to fraction form
    684,905,460.40/1,025,657,579.40 = 548,856,564.40/x
  3. Step 3: Cross multiply
    684,905,460.40x = 1,025,657,579.40 × 548,856,564.40
  4. Step 4: Simplify right side
    684,905,460.40x = 562,938,895,280,304,192
  5. Step 5: Solve for x
    x = 562,938,895,280,304,192/684,905,460.40
  6. Step 6: Final answer
    x = 821,922,043.01

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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.