Home / 1,026,435,324.80-1,539,652,987.20-1,006,027,990.40

Finding the Fourth Proportional to 1,026,435,324.80, 1,539,652,987.20 and 1,006,027,990.40

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Solution

The fourth proportional to 1,026,435,324.80, 1,539,652,987.20 and 1,006,027,990.40 is: 1,509,041,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,435,324.80 : 1,539,652,987.20 = 1,006,027,990.40 : x
  2. Step 2: Convert to fraction form
    1,026,435,324.80/1,539,652,987.20 = 1,006,027,990.40/x
  3. Step 3: Cross multiply
    1,026,435,324.80x = 1,539,652,987.20 × 1,006,027,990.40
  4. Step 4: Simplify right side
    1,026,435,324.80x = 1,548,934,000,626,172,928
  5. Step 5: Solve for x
    x = 1,548,934,000,626,172,928/1,026,435,324.80
  6. Step 6: Final answer
    x = 1,509,041,985.60

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Double scale
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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.