Home / 1,685,124,740.10-2,526,679,340.55-868,831,364.10

Finding the Fourth Proportional to 1,685,124,740.10, 2,526,679,340.55 and 868,831,364.10

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Solution

The fourth proportional to 1,685,124,740.10, 2,526,679,340.55 and 868,831,364.10 is: 1,302,727,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,124,740.10 : 2,526,679,340.55 = 868,831,364.10 : x
  2. Step 2: Convert to fraction form
    1,685,124,740.10/2,526,679,340.55 = 868,831,364.10/x
  3. Step 3: Cross multiply
    1,685,124,740.10x = 2,526,679,340.55 × 868,831,364.10
  4. Step 4: Simplify right side
    1,685,124,740.10x = 2,195,258,258,093,345,280
  5. Step 5: Solve for x
    x = 2,195,258,258,093,345,280/1,685,124,740.10
  6. Step 6: Final answer
    x = 1,302,727,451.48

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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.