Home / 1,771,488,130.10-2,657,232,195.15-1,642,493,621.30

Finding the Fourth Proportional to 1,771,488,130.10, 2,657,232,195.15 and 1,642,493,621.30

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Solution

The fourth proportional to 1,771,488,130.10, 2,657,232,195.15 and 1,642,493,621.30 is: 2,463,740,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,488,130.10 : 2,657,232,195.15 = 1,642,493,621.30 : x
  2. Step 2: Convert to fraction form
    1,771,488,130.10/2,657,232,195.15 = 1,642,493,621.30/x
  3. Step 3: Cross multiply
    1,771,488,130.10x = 2,657,232,195.15 × 1,642,493,621.30
  4. Step 4: Simplify right side
    1,771,488,130.10x = 4,364,486,930,846,872,064
  5. Step 5: Solve for x
    x = 4,364,486,930,846,872,064/1,771,488,130.10
  6. Step 6: Final answer
    x = 2,463,740,431.95

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Double scale
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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.