Home / 517,742,151.20-714,479,452.14-282,792,749.48

Finding the Fourth Proportional to 517,742,151.20, 714,479,452.14 and 282,792,749.48

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Solution

The fourth proportional to 517,742,151.20, 714,479,452.14 and 282,792,749.48 is: 390,251,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,742,151.20 : 714,479,452.14 = 282,792,749.48 : x
  2. Step 2: Convert to fraction form
    517,742,151.20/714,479,452.14 = 282,792,749.48/x
  3. Step 3: Cross multiply
    517,742,151.20x = 714,479,452.14 × 282,792,749.48
  4. Step 4: Simplify right side
    517,742,151.20x = 202,049,608,717,634,688
  5. Step 5: Solve for x
    x = 202,049,608,717,634,688/517,742,151.20
  6. Step 6: Final answer
    x = 390,251,418.10

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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.