Home / 38,415,057,412-53,012,779,228.56-20,833,583,620

Finding the Fourth Proportional to 38,415,057,412, 53,012,779,228.56 and 20,833,583,620

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Solution

The fourth proportional to 38,415,057,412, 53,012,779,228.56 and 20,833,583,620 is: 28,750,345,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415,057,412 : 53,012,779,228.56 = 20,833,583,620 : x
  2. Step 2: Convert to fraction form
    38,415,057,412/53,012,779,228.56 = 20,833,583,620/x
  3. Step 3: Cross multiply
    38,415,057,412x = 53,012,779,228.56 × 20,833,583,620
  4. Step 4: Simplify right side
    38,415,057,412x = 1,104,446,168,986,803,765,248
  5. Step 5: Solve for x
    x = 1,104,446,168,986,803,765,248/38,415,057,412
  6. Step 6: Final answer
    x = 28,750,345,395.60

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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.