Home / 900,556,212.27-1,242,590,830.16-565,834,793.07

Finding the Fourth Proportional to 900,556,212.27, 1,242,590,830.16 and 565,834,793.07

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Solution

The fourth proportional to 900,556,212.27, 1,242,590,830.16 and 565,834,793.07 is: 780,740,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,556,212.27 : 1,242,590,830.16 = 565,834,793.07 : x
  2. Step 2: Convert to fraction form
    900,556,212.27/1,242,590,830.16 = 565,834,793.07/x
  3. Step 3: Cross multiply
    900,556,212.27x = 1,242,590,830.16 × 565,834,793.07
  4. Step 4: Simplify right side
    900,556,212.27x = 703,101,125,251,433,984
  5. Step 5: Solve for x
    x = 703,101,125,251,433,984/900,556,212.27
  6. Step 6: Final answer
    x = 780,740,963.94

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1.5x scale

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.