Home / 37,518,196,858.52-51,776,011,202.26-20,371,772,827.58

Finding the Fourth Proportional to 37,518,196,858.52, 51,776,011,202.26 and 20,371,772,827.58

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Solution

The fourth proportional to 37,518,196,858.52, 51,776,011,202.26 and 20,371,772,827.58 is: 28,113,534,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518,196,858.52 : 51,776,011,202.26 = 20,371,772,827.58 : x
  2. Step 2: Convert to fraction form
    37,518,196,858.52/51,776,011,202.26 = 20,371,772,827.58/x
  3. Step 3: Cross multiply
    37,518,196,858.52x = 51,776,011,202.26 × 20,371,772,827.58
  4. Step 4: Simplify right side
    37,518,196,858.52x = 1,054,769,138,130,678,054,912
  5. Step 5: Solve for x
    x = 1,054,769,138,130,678,054,912/37,518,196,858.52
  6. Step 6: Final answer
    x = 28,113,534,936.35

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1.5x scale

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.