Home / 907,555,760.90-1,361,333,641.35-887,400,368.90

Finding the Fourth Proportional to 907,555,760.90, 1,361,333,641.35 and 887,400,368.90

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Solution

The fourth proportional to 907,555,760.90, 1,361,333,641.35 and 887,400,368.90 is: 1,331,100,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,555,760.90 : 1,361,333,641.35 = 887,400,368.90 : x
  2. Step 2: Convert to fraction form
    907,555,760.90/1,361,333,641.35 = 887,400,368.90/x
  3. Step 3: Cross multiply
    907,555,760.90x = 1,361,333,641.35 × 887,400,368.90
  4. Step 4: Simplify right side
    907,555,760.90x = 1,208,047,975,529,970,176
  5. Step 5: Solve for x
    x = 1,208,047,975,529,970,176/907,555,760.90
  6. Step 6: Final answer
    x = 1,331,100,553.35

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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.