Home / 291,034,275.60-436,612,066.20-97,005,968.40

Finding the Fourth Proportional to 291,034,275.60, 436,612,066.20 and 97,005,968.40

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Solution

The fourth proportional to 291,034,275.60, 436,612,066.20 and 97,005,968.40 is: 145,529,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,034,275.60 : 436,612,066.20 = 97,005,968.40 : x
  2. Step 2: Convert to fraction form
    291,034,275.60/436,612,066.20 = 97,005,968.40/x
  3. Step 3: Cross multiply
    291,034,275.60x = 436,612,066.20 × 97,005,968.40
  4. Step 4: Simplify right side
    291,034,275.60x = 42,353,976,296,855,912
  5. Step 5: Solve for x
    x = 42,353,976,296,855,912/291,034,275.60
  6. Step 6: Final answer
    x = 145,529,169.06

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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.