Home / 143,010,625.47-214,517,931.11-40,774,663.10

Finding the Fourth Proportional to 143,010,625.47, 214,517,931.11 and 40,774,663.10

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Solution

The fourth proportional to 143,010,625.47, 214,517,931.11 and 40,774,663.10 is: 61,162,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010,625.47 : 214,517,931.11 = 40,774,663.10 : x
  2. Step 2: Convert to fraction form
    143,010,625.47/214,517,931.11 = 40,774,663.10/x
  3. Step 3: Cross multiply
    143,010,625.47x = 214,517,931.11 × 40,774,663.10
  4. Step 4: Simplify right side
    143,010,625.47x = 8,746,896,368,642,795
  5. Step 5: Solve for x
    x = 8,746,896,368,642,795/143,010,625.47
  6. Step 6: Final answer
    x = 61,162,562.85

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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.