Home / 1,397,533,095.70-2,094,519,316.20-742,797,783.70

Finding the Fourth Proportional to 1,397,533,095.70, 2,094,519,316.20 and 742,797,783.70

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Solution

The fourth proportional to 1,397,533,095.70, 2,094,519,316.20 and 742,797,783.70 is: 1,113,250,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,533,095.70 : 2,094,519,316.20 = 742,797,783.70 : x
  2. Step 2: Convert to fraction form
    1,397,533,095.70/2,094,519,316.20 = 742,797,783.70/x
  3. Step 3: Cross multiply
    1,397,533,095.70x = 2,094,519,316.20 × 742,797,783.70
  4. Step 4: Simplify right side
    1,397,533,095.70x = 1,555,804,305,990,199,552
  5. Step 5: Solve for x
    x = 1,555,804,305,990,199,552/1,397,533,095.70
  6. Step 6: Final answer
    x = 1,113,250,420.17

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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.