Home / 19,053,420,271.64-28,583,386,444.15-7,855,172,914.62

Finding the Fourth Proportional to 19,053,420,271.64, 28,583,386,444.15 and 7,855,172,914.62

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Solution

The fourth proportional to 19,053,420,271.64, 28,583,386,444.15 and 7,855,172,914.62 is: 11,784,101,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053,420,271.64 : 28,583,386,444.15 = 7,855,172,914.62 : x
  2. Step 2: Convert to fraction form
    19,053,420,271.64/28,583,386,444.15 = 7,855,172,914.62/x
  3. Step 3: Cross multiply
    19,053,420,271.64x = 28,583,386,444.15 × 7,855,172,914.62
  4. Step 4: Simplify right side
    19,053,420,271.64x = 224,527,443,004,058,501,120
  5. Step 5: Solve for x
    x = 224,527,443,004,058,501,120/19,053,420,271.64
  6. Step 6: Final answer
    x = 11,784,101,741.48

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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.