Home / 194,069,603.60-291,104,405.40-78,994,912.40

Finding the Fourth Proportional to 194,069,603.60, 291,104,405.40 and 78,994,912.40

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Solution

The fourth proportional to 194,069,603.60, 291,104,405.40 and 78,994,912.40 is: 118,492,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,069,603.60 : 291,104,405.40 = 78,994,912.40 : x
  2. Step 2: Convert to fraction form
    194,069,603.60/291,104,405.40 = 78,994,912.40/x
  3. Step 3: Cross multiply
    194,069,603.60x = 291,104,405.40 × 78,994,912.40
  4. Step 4: Simplify right side
    194,069,603.60x = 22,995,767,003,827,088
  5. Step 5: Solve for x
    x = 22,995,767,003,827,088/194,069,603.60
  6. Step 6: Final answer
    x = 118,492,368.60

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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.