Home / 46,926,987.40-70,334,493.90-42,112,088.20

Finding the Fourth Proportional to 46,926,987.40, 70,334,493.90 and 42,112,088.20

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Solution

The fourth proportional to 46,926,987.40, 70,334,493.90 and 42,112,088.20 is: 63,117,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,926,987.40 : 70,334,493.90 = 42,112,088.20 : x
  2. Step 2: Convert to fraction form
    46,926,987.40/70,334,493.90 = 42,112,088.20/x
  3. Step 3: Cross multiply
    46,926,987.40x = 70,334,493.90 × 42,112,088.20
  4. Step 4: Simplify right side
    46,926,987.40x = 2,961,932,410,619,162.50
  5. Step 5: Solve for x
    x = 2,961,932,410,619,162.50/46,926,987.40
  6. Step 6: Final answer
    x = 63,117,889.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.