Home / 1,493,065,804.80-2,239,934,630.40-879,334,118.40

Finding the Fourth Proportional to 1,493,065,804.80, 2,239,934,630.40 and 879,334,118.40

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Solution

The fourth proportional to 1,493,065,804.80, 2,239,934,630.40 and 879,334,118.40 is: 1,319,199,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,065,804.80 : 2,239,934,630.40 = 879,334,118.40 : x
  2. Step 2: Convert to fraction form
    1,493,065,804.80/2,239,934,630.40 = 879,334,118.40/x
  3. Step 3: Cross multiply
    1,493,065,804.80x = 2,239,934,630.40 × 879,334,118.40
  4. Step 4: Simplify right side
    1,493,065,804.80x = 1,969,650,943,496,413,952
  5. Step 5: Solve for x
    x = 1,969,650,943,496,413,952/1,493,065,804.80
  6. Step 6: Final answer
    x = 1,319,199,018.00

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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.