Home / 52,191,060,698.07-78,254,551,963.88-20,282,476,569.33

Finding the Fourth Proportional to 52,191,060,698.07, 78,254,551,963.88 and 20,282,476,569.33

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Solution

The fourth proportional to 52,191,060,698.07, 78,254,551,963.88 and 20,282,476,569.33 is: 30,411,263,833.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,191,060,698.07 : 78,254,551,963.88 = 20,282,476,569.33 : x
  2. Step 2: Convert to fraction form
    52,191,060,698.07/78,254,551,963.88 = 20,282,476,569.33/x
  3. Step 3: Cross multiply
    52,191,060,698.07x = 78,254,551,963.88 × 20,282,476,569.33
  4. Step 4: Simplify right side
    52,191,060,698.07x = 1,587,196,116,650,711,842,816
  5. Step 5: Solve for x
    x = 1,587,196,116,650,711,842,816/52,191,060,698.07
  6. Step 6: Final answer
    x = 30,411,263,833.72

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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.