Home / 15,345,068,033.99-21,175,968,522.23-8,570,985,472.10

Finding the Fourth Proportional to 15,345,068,033.99, 21,175,968,522.23 and 8,570,985,472.10

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Solution

The fourth proportional to 15,345,068,033.99, 21,175,968,522.23 and 8,570,985,472.10 is: 11,827,834,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345,068,033.99 : 21,175,968,522.23 = 8,570,985,472.10 : x
  2. Step 2: Convert to fraction form
    15,345,068,033.99/21,175,968,522.23 = 8,570,985,472.10/x
  3. Step 3: Cross multiply
    15,345,068,033.99x = 21,175,968,522.23 × 8,570,985,472.10
  4. Step 4: Simplify right side
    15,345,068,033.99x = 181,498,918,561,748,189,184
  5. Step 5: Solve for x
    x = 181,498,918,561,748,189,184/15,345,068,033.99
  6. Step 6: Final answer
    x = 11,827,834,074.10

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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.