Home / 891,648,032.40-1,337,472,048.60-827,077,950.90

Finding the Fourth Proportional to 891,648,032.40, 1,337,472,048.60 and 827,077,950.90

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Solution

The fourth proportional to 891,648,032.40, 1,337,472,048.60 and 827,077,950.90 is: 1,240,616,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,648,032.40 : 1,337,472,048.60 = 827,077,950.90 : x
  2. Step 2: Convert to fraction form
    891,648,032.40/1,337,472,048.60 = 827,077,950.90/x
  3. Step 3: Cross multiply
    891,648,032.40x = 1,337,472,048.60 × 827,077,950.90
  4. Step 4: Simplify right side
    891,648,032.40x = 1,106,193,641,342,113,152
  5. Step 5: Solve for x
    x = 1,106,193,641,342,113,152/891,648,032.40
  6. Step 6: Final answer
    x = 1,240,616,926.35

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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.