Home / 27,180,839,468.68-37,510,721,030.80-15,137,848,345.40

Finding the Fourth Proportional to 27,180,839,468.68, 37,510,721,030.80 and 15,137,848,345.40

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Solution

The fourth proportional to 27,180,839,468.68, 37,510,721,030.80 and 15,137,848,345.40 is: 20,890,878,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180,839,468.68 : 37,510,721,030.80 = 15,137,848,345.40 : x
  2. Step 2: Convert to fraction form
    27,180,839,468.68/37,510,721,030.80 = 15,137,848,345.40/x
  3. Step 3: Cross multiply
    27,180,839,468.68x = 37,510,721,030.80 × 15,137,848,345.40
  4. Step 4: Simplify right side
    27,180,839,468.68x = 567,831,606,290,856,804,352
  5. Step 5: Solve for x
    x = 567,831,606,290,856,804,352/27,180,839,468.68
  6. Step 6: Final answer
    x = 20,890,878,184.43

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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.