Home / 1,889,572,002.30-2,834,358,003.45-1,297,759,304.70

Finding the Fourth Proportional to 1,889,572,002.30, 2,834,358,003.45 and 1,297,759,304.70

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Solution

The fourth proportional to 1,889,572,002.30, 2,834,358,003.45 and 1,297,759,304.70 is: 1,946,638,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,572,002.30 : 2,834,358,003.45 = 1,297,759,304.70 : x
  2. Step 2: Convert to fraction form
    1,889,572,002.30/2,834,358,003.45 = 1,297,759,304.70/x
  3. Step 3: Cross multiply
    1,889,572,002.30x = 2,834,358,003.45 × 1,297,759,304.70
  4. Step 4: Simplify right side
    1,889,572,002.30x = 3,678,314,471,828,152,320
  5. Step 5: Solve for x
    x = 3,678,314,471,828,152,320/1,889,572,002.30
  6. Step 6: Final answer
    x = 1,946,638,957.05

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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.