Home / 1,387,673,314.24-1,915,417,980.90-892,636,022.74

Finding the Fourth Proportional to 1,387,673,314.24, 1,915,417,980.90 and 892,636,022.74

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Solution

The fourth proportional to 1,387,673,314.24, 1,915,417,980.90 and 892,636,022.74 is: 1,232,113,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,673,314.24 : 1,915,417,980.90 = 892,636,022.74 : x
  2. Step 2: Convert to fraction form
    1,387,673,314.24/1,915,417,980.90 = 892,636,022.74/x
  3. Step 3: Cross multiply
    1,387,673,314.24x = 1,915,417,980.90 × 892,636,022.74
  4. Step 4: Simplify right side
    1,387,673,314.24x = 1,709,771,088,355,257,344
  5. Step 5: Solve for x
    x = 1,709,771,088,355,257,344/1,387,673,314.24
  6. Step 6: Final answer
    x = 1,232,113,546.33

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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.