Home / 206,938,294,711.20-310,407,442,066.80-202,289,248,843.20

Finding the Fourth Proportional to 206,938,294,711.20, 310,407,442,066.80 and 202,289,248,843.20

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Solution

The fourth proportional to 206,938,294,711.20, 310,407,442,066.80 and 202,289,248,843.20 is: 303,433,873,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,938,294,711.20 : 310,407,442,066.80 = 202,289,248,843.20 : x
  2. Step 2: Convert to fraction form
    206,938,294,711.20/310,407,442,066.80 = 202,289,248,843.20/x
  3. Step 3: Cross multiply
    206,938,294,711.20x = 310,407,442,066.80 × 202,289,248,843.20
  4. Step 4: Simplify right side
    206,938,294,711.20x = 62,792,088,291,032,094,998,528
  5. Step 5: Solve for x
    x = 62,792,088,291,032,094,998,528/206,938,294,711.20
  6. Step 6: Final answer
    x = 303,433,873,264.80

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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.