Home / 86,913,645.40-130,370,468.10-56,680,557.40

Finding the Fourth Proportional to 86,913,645.40, 130,370,468.10 and 56,680,557.40

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Solution

The fourth proportional to 86,913,645.40, 130,370,468.10 and 56,680,557.40 is: 85,020,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,913,645.40 : 130,370,468.10 = 56,680,557.40 : x
  2. Step 2: Convert to fraction form
    86,913,645.40/130,370,468.10 = 56,680,557.40/x
  3. Step 3: Cross multiply
    86,913,645.40x = 130,370,468.10 × 56,680,557.40
  4. Step 4: Simplify right side
    86,913,645.40x = 7,389,470,800,406,918
  5. Step 5: Solve for x
    x = 7,389,470,800,406,918/86,913,645.40
  6. Step 6: Final answer
    x = 85,020,836.10

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