Home / 74,063,243-102,208,330.50-42,700,671.56

Finding the Fourth Proportional to 74,063,243, 102,208,330.50 and 42,700,671.56

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Solution

The fourth proportional to 74,063,243, 102,208,330.50 and 42,700,671.56 is: 58,927,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,063,243 : 102,208,330.50 = 42,700,671.56 : x
  2. Step 2: Convert to fraction form
    74,063,243/102,208,330.50 = 42,700,671.56/x
  3. Step 3: Cross multiply
    74,063,243x = 102,208,330.50 × 42,700,671.56
  4. Step 4: Simplify right side
    74,063,243x = 4,364,364,351,376,431
  5. Step 5: Solve for x
    x = 4,364,364,351,376,431/74,063,243
  6. Step 6: Final answer
    x = 58,927,535.10

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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.