Home / 103,068,179.90-142,237,551.84-60,674,089.76

Finding the Fourth Proportional to 103,068,179.90, 142,237,551.84 and 60,674,089.76

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Solution

The fourth proportional to 103,068,179.90, 142,237,551.84 and 60,674,089.76 is: 83,732,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,068,179.90 : 142,237,551.84 = 60,674,089.76 : x
  2. Step 2: Convert to fraction form
    103,068,179.90/142,237,551.84 = 60,674,089.76/x
  3. Step 3: Cross multiply
    103,068,179.90x = 142,237,551.84 × 60,674,089.76
  4. Step 4: Simplify right side
    103,068,179.90x = 8,630,133,987,582,813
  5. Step 5: Solve for x
    x = 8,630,133,987,582,813/103,068,179.90
  6. Step 6: Final answer
    x = 83,732,282.80

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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.