Home / 185,977,332.75-256,590,931.17-105,496,070.22

Finding the Fourth Proportional to 185,977,332.75, 256,590,931.17 and 105,496,070.22

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Solution

The fourth proportional to 185,977,332.75, 256,590,931.17 and 105,496,070.22 is: 145,551,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,977,332.75 : 256,590,931.17 = 105,496,070.22 : x
  2. Step 2: Convert to fraction form
    185,977,332.75/256,590,931.17 = 105,496,070.22/x
  3. Step 3: Cross multiply
    185,977,332.75x = 256,590,931.17 × 105,496,070.22
  4. Step 4: Simplify right side
    185,977,332.75x = 27,069,334,892,921,120
  5. Step 5: Solve for x
    x = 27,069,334,892,921,120/185,977,332.75
  6. Step 6: Final answer
    x = 145,551,796.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.