Home / 100,605,506.04-150,908,070.69-31,523,598.12

Finding the Fourth Proportional to 100,605,506.04, 150,908,070.69 and 31,523,598.12

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Solution

The fourth proportional to 100,605,506.04, 150,908,070.69 and 31,523,598.12 is: 47,285,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,605,506.04 : 150,908,070.69 = 31,523,598.12 : x
  2. Step 2: Convert to fraction form
    100,605,506.04/150,908,070.69 = 31,523,598.12/x
  3. Step 3: Cross multiply
    100,605,506.04x = 150,908,070.69 × 31,523,598.12
  4. Step 4: Simplify right side
    100,605,506.04x = 4,757,165,373,496,111
  5. Step 5: Solve for x
    x = 4,757,165,373,496,111/100,605,506.04
  6. Step 6: Final answer
    x = 47,285,338.16

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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.