Home / 243,578,130.60-365,367,195.90-191,922,065.40

Finding the Fourth Proportional to 243,578,130.60, 365,367,195.90 and 191,922,065.40

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Solution

The fourth proportional to 243,578,130.60, 365,367,195.90 and 191,922,065.40 is: 287,883,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,130.60 : 365,367,195.90 = 191,922,065.40 : x
  2. Step 2: Convert to fraction form
    243,578,130.60/365,367,195.90 = 191,922,065.40/x
  3. Step 3: Cross multiply
    243,578,130.60x = 365,367,195.90 × 191,922,065.40
  4. Step 4: Simplify right side
    243,578,130.60x = 70,122,026,866,534,408
  5. Step 5: Solve for x
    x = 70,122,026,866,534,408/243,578,130.60
  6. Step 6: Final answer
    x = 287,883,098.10

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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.