Home / 86,985,999,808.08-120,051,129,870.49-52,690,700,095.35

Finding the Fourth Proportional to 86,985,999,808.08, 120,051,129,870.49 and 52,690,700,095.35

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Solution

The fourth proportional to 86,985,999,808.08, 120,051,129,870.49 and 52,690,700,095.35 is: 72,719,496,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,985,999,808.08 : 120,051,129,870.49 = 52,690,700,095.35 : x
  2. Step 2: Convert to fraction form
    86,985,999,808.08/120,051,129,870.49 = 52,690,700,095.35/x
  3. Step 3: Cross multiply
    86,985,999,808.08x = 120,051,129,870.49 × 52,690,700,095.35
  4. Step 4: Simplify right side
    86,985,999,808.08x = 6,325,578,080,113,542,561,792
  5. Step 5: Solve for x
    x = 6,325,578,080,113,542,561,792/86,985,999,808.08
  6. Step 6: Final answer
    x = 72,719,496,172.60

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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.