Home / 919,873,564.20-1,379,810,346.30-738,475,036.20

Finding the Fourth Proportional to 919,873,564.20, 1,379,810,346.30 and 738,475,036.20

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Solution

The fourth proportional to 919,873,564.20, 1,379,810,346.30 and 738,475,036.20 is: 1,107,712,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,873,564.20 : 1,379,810,346.30 = 738,475,036.20 : x
  2. Step 2: Convert to fraction form
    919,873,564.20/1,379,810,346.30 = 738,475,036.20/x
  3. Step 3: Cross multiply
    919,873,564.20x = 1,379,810,346.30 × 738,475,036.20
  4. Step 4: Simplify right side
    919,873,564.20x = 1,018,955,495,433,027,072
  5. Step 5: Solve for x
    x = 1,018,955,495,433,027,072/919,873,564.20
  6. Step 6: Final answer
    x = 1,107,712,554.30

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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.