Home / 1,342,263,688.62-1,852,381,300.86-747,548,077.59

Finding the Fourth Proportional to 1,342,263,688.62, 1,852,381,300.86 and 747,548,077.59

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Solution

The fourth proportional to 1,342,263,688.62, 1,852,381,300.86 and 747,548,077.59 is: 1,031,648,320.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,263,688.62 : 1,852,381,300.86 = 747,548,077.59 : x
  2. Step 2: Convert to fraction form
    1,342,263,688.62/1,852,381,300.86 = 747,548,077.59/x
  3. Step 3: Cross multiply
    1,342,263,688.62x = 1,852,381,300.86 × 747,548,077.59
  4. Step 4: Simplify right side
    1,342,263,688.62x = 1,384,744,080,421,556,480
  5. Step 5: Solve for x
    x = 1,384,744,080,421,556,480/1,342,263,688.62
  6. Step 6: Final answer
    x = 1,031,648,320.79

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.