Home / 2,214,154,159.50-3,055,596,513.03-1,224,143,349.42

Finding the Fourth Proportional to 2,214,154,159.50, 3,055,596,513.03 and 1,224,143,349.42

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Solution

The fourth proportional to 2,214,154,159.50, 3,055,596,513.03 and 1,224,143,349.42 is: 1,689,353,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,154,159.50 : 3,055,596,513.03 = 1,224,143,349.42 : x
  2. Step 2: Convert to fraction form
    2,214,154,159.50/3,055,596,513.03 = 1,224,143,349.42/x
  3. Step 3: Cross multiply
    2,214,154,159.50x = 3,055,596,513.03 × 1,224,143,349.42
  4. Step 4: Simplify right side
    2,214,154,159.50x = 3,740,488,149,936,617,472
  5. Step 5: Solve for x
    x = 3,740,488,149,936,617,472/2,214,154,159.50
  6. Step 6: Final answer
    x = 1,689,353,080.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.