Home / 107,878,068,000.40-161,817,102,000.60-105,674,075,885.20

Finding the Fourth Proportional to 107,878,068,000.40, 161,817,102,000.60 and 105,674,075,885.20

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Solution

The fourth proportional to 107,878,068,000.40, 161,817,102,000.60 and 105,674,075,885.20 is: 158,511,113,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,878,068,000.40 : 161,817,102,000.60 = 105,674,075,885.20 : x
  2. Step 2: Convert to fraction form
    107,878,068,000.40/161,817,102,000.60 = 105,674,075,885.20/x
  3. Step 3: Cross multiply
    107,878,068,000.40x = 161,817,102,000.60 × 105,674,075,885.20
  4. Step 4: Simplify right side
    107,878,068,000.40x = 17,099,872,716,334,552,842,240
  5. Step 5: Solve for x
    x = 17,099,872,716,334,552,842,240/107,878,068,000.40
  6. Step 6: Final answer
    x = 158,511,113,827.80

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1.5x scale

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.