Home / 8,159,492,495.40-12,239,238,743.10-2,642,709,762.60

Finding the Fourth Proportional to 8,159,492,495.40, 12,239,238,743.10 and 2,642,709,762.60

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Solution

The fourth proportional to 8,159,492,495.40, 12,239,238,743.10 and 2,642,709,762.60 is: 3,964,064,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,492,495.40 : 12,239,238,743.10 = 2,642,709,762.60 : x
  2. Step 2: Convert to fraction form
    8,159,492,495.40/12,239,238,743.10 = 2,642,709,762.60/x
  3. Step 3: Cross multiply
    8,159,492,495.40x = 12,239,238,743.10 × 2,642,709,762.60
  4. Step 4: Simplify right side
    8,159,492,495.40x = 32,344,755,713,182,523,392
  5. Step 5: Solve for x
    x = 32,344,755,713,182,523,392/8,159,492,495.40
  6. Step 6: Final answer
    x = 3,964,064,643.90

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1.5x scale

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.