Home / 1,026,438,752.80-1,539,658,129.20-1,017,368,826.40

Finding the Fourth Proportional to 1,026,438,752.80, 1,539,658,129.20 and 1,017,368,826.40

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Solution

The fourth proportional to 1,026,438,752.80, 1,539,658,129.20 and 1,017,368,826.40 is: 1,526,053,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,438,752.80 : 1,539,658,129.20 = 1,017,368,826.40 : x
  2. Step 2: Convert to fraction form
    1,026,438,752.80/1,539,658,129.20 = 1,017,368,826.40/x
  3. Step 3: Cross multiply
    1,026,438,752.80x = 1,539,658,129.20 × 1,017,368,826.40
  4. Step 4: Simplify right side
    1,026,438,752.80x = 1,566,400,183,961,423,616
  5. Step 5: Solve for x
    x = 1,566,400,183,961,423,616/1,026,438,752.80
  6. Step 6: Final answer
    x = 1,526,053,239.60

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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.