Home / 1,121,939,276.65-1,548,249,175.01-613,279,380.85

Finding the Fourth Proportional to 1,121,939,276.65, 1,548,249,175.01 and 613,279,380.85

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Solution

The fourth proportional to 1,121,939,276.65, 1,548,249,175.01 and 613,279,380.85 is: 846,310,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,939,276.65 : 1,548,249,175.01 = 613,279,380.85 : x
  2. Step 2: Convert to fraction form
    1,121,939,276.65/1,548,249,175.01 = 613,279,380.85/x
  3. Step 3: Cross multiply
    1,121,939,276.65x = 1,548,249,175.01 × 613,279,380.85
  4. Step 4: Simplify right side
    1,121,939,276.65x = 949,509,295,449,318,656
  5. Step 5: Solve for x
    x = 949,509,295,449,318,656/1,121,939,276.65
  6. Step 6: Final answer
    x = 846,310,772.08

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Find fourth proportional to 1,121,939,277.65, 1,548,249,176.39 and 613,279,381.85
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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.