Home / 431,503,349.16-595,636,556.58-282,834,051

Finding the Fourth Proportional to 431,503,349.16, 595,636,556.58 and 282,834,051

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Solution

The fourth proportional to 431,503,349.16, 595,636,556.58 and 282,834,051 is: 390,417,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,503,349.16 : 595,636,556.58 = 282,834,051 : x
  2. Step 2: Convert to fraction form
    431,503,349.16/595,636,556.58 = 282,834,051/x
  3. Step 3: Cross multiply
    431,503,349.16x = 595,636,556.58 × 282,834,051
  4. Step 4: Simplify right side
    431,503,349.16x = 168,466,300,221,212,128
  5. Step 5: Solve for x
    x = 168,466,300,221,212,128/431,503,349.16
  6. Step 6: Final answer
    x = 390,417,132.45

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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.