Home / 71,005,511,437.01-97,987,658,611.90-38,452,977,774.17

Finding the Fourth Proportional to 71,005,511,437.01, 97,987,658,611.90 and 38,452,977,774.17

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Solution

The fourth proportional to 71,005,511,437.01, 97,987,658,611.90 and 38,452,977,774.17 is: 53,065,137,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,005,511,437.01 : 97,987,658,611.90 = 38,452,977,774.17 : x
  2. Step 2: Convert to fraction form
    71,005,511,437.01/97,987,658,611.90 = 38,452,977,774.17/x
  3. Step 3: Cross multiply
    71,005,511,437.01x = 97,987,658,611.90 × 38,452,977,774.17
  4. Step 4: Simplify right side
    71,005,511,437.01x = 3,767,917,258,746,036,748,288
  5. Step 5: Solve for x
    x = 3,767,917,258,746,036,748,288/71,005,511,437.01
  6. Step 6: Final answer
    x = 53,065,137,937.76

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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.